General Announcement:
-	 

CTRL:
- Influx data show timing inconsistencies. Under investigation but data can still be seen in Graphana.
- Steffen H. updates the DAQ: SPB/SFX is using the updated version and seems to work nicely. Still following up things that were observed during the tests.

DA:
- Not present.

EEE:
- Motor issue during the weekend was solved.
- As DRC, Patrick Gessler says DOC is not occupied on Tuesdays now that this is the access day.

VAC:
- Nothing to report.

XPD:
- Nothing to report.

DET:
- Nothing to report.

ITDM: 
- Yesterday the migration to new storage system went successful.

XRO:
- ZZ was done yesterday for the XTD6 attenuator. Needs a feedback from MID when they get the beam.
- No other issues to report.

LAS:
- PP-laser is delivering also in SA3. SCS has 1.3mJ power delivered at 112kHz. One gets 1.7-1.8mJ in front of upstream, what is not too far from the nominal value (2mJ).
- From next week a two stage NOPAS is requested in SA3.

UNSYS:
- Everything is fine.

SPB:
- DAQ feedback: so far but it is happy with it.

FXE:
- Issue with MONO heater is solved.

MID:
- All motor issues have been solved.

HED:
- It had a minor issue with automatic Dark Procedure; a ticket will be written.
- From lunch time today the HXRSS will be tuned.

SCS:
- It had Vacuum issues at DPS which triggered the XGM. It is in contact with Theo M. which will restart the XGM.

SQS:
- Nothing to report.

SXP:
- Not present.

General Announcement:
-  Power glitch on Sunday morning at around 04:00AM seems to have no effect at machine or Schenefeld site.

CTRL:
- During winter shutdown the bunch arrival monitor was updated. An e-mail will be sent reflecting the changes.
DA:
- Single OCD call was solved: configuration of train match bridge to eXtra foam.

EEE:
- Two tickets from MID shall be followed this week.
- Tickets from DOC on SQS (solved) and PES (to be fixed by DA).

VAC:
- All fine with VAC.

XPD:
- All fine with Diagnostics.

DET:
- Nothing to report.

ITDM: 
- Wednesday there will be shutdown of rack room in ground floor (604): details were sent by e-mail and there were no concerns/feedback from potentially affected people.

XRO:
- Nothing to report.

LAS:
- All 3 PP-lasers are stable and will be available by the end of the day.

UNSYS:
- Issue FRI/SAT: bad communication between balcony and SASE1 cells. It is solved but being further investigated.
- This morning there was a BKR request to go lower undulator gaps in SA2: gap can go as lower to 10.61mm.

SPB:
- Commissioning of AGIPD done; successful week.

FXE:
- Preparing the beamline; ready for beamtime.

MID:
- Issue with RF window: it was too short when they received the beam. Solved by PRC and instruments for fast solution.
- EEE had to solve an issue.
- Cameras in the tunnel monochromator may need a ZZ. This afternoon VAC will join for a ZZ and fix it.
- Week was successful.

HED:
- Quite successful beam usage last week.
- Issues with fast ADC devices not working until Wednesday. It worked for 24hs and then had to be restarted again and came out with wrong settings. 
This needs further investigation and is needed for users this week. CTRL will follow up.

SCS:
- Preparing with UAC from tomorrow.

SQS:
- Safety problem with magnet interlock in one door: a loose screw was fixed (for the time beam).
- Issue with digitizer: SQS will clarify with CTRL.
- Recheck calibration of monochromator (needs cameras looking to the motor): it seems that the camera has to be discussed with XRO. 
Martin D. says that currently Maurizio V. is in the tunnel and SQS shall contact for the possibility of a quick fix now.
- Zunaira A. says that if beam shutter closes without apparent reason: it can be related to emergency off, panic switch, air box or the maglock. It happens 3 times on the same day. If this happens again, 
it may trip the entire accelerator. 
People in safety group or laser interlock are responsible for fixing the maglocks. A. Galler asks Zunaira A. to send an e-mail to xo-info@xfel.eu. 
Alberto Defanis says that Eric B. has fixed. Zunaira comments that this fix was momentarily for the weekend. Further discussion will follow.

General Announcement:
- Jan Gruenert announces a seminar done by UK guests from Daresbury on UK plans for FEL. The seminar happens on THU 13:30 at XHQ E2.042. Please contact Jan G. for zoom link.

CTRL:
- Few hiccups when performing Monday's update was done: restarted system again and fixed now.
- HED had also an issue with router but was understood and fixed.
- Performed SA1 update and today continuing with SA2 and tomorrow SA3 topics.

DA:
- Nothing to report.

EEE:
- Doing updates in SA1 tunnel PLC updates today.
- Affected by personal missing due to sickness.

VAC:
- Maintenance activities are ongoing.

XPD:
- Tasks progressing as scheduled.

DET:
- Nothing to report.

ITDM: 
- Routers update were done on Monday and Tuesday. They are operational and connected - looks successful.
- HED problem with a faulty connection/switch but for the time been it shall be fine.

XRO:
- Nothing to report.

LAS:
- Issue after Karabo update: can not instantiate and restart system; CTRL received a ticket and is looking into it.

UNSYS:
- Fixed problem with broken encoders in tunnels; calibration of cam movers was successful and is ready to install Apple-X; broken connector was found but reason for this happen still under investigation.
- First 2 Apple-X will be installed Thursday.
- Next 2 Apple-X to be moved to shaft building on Friday and installed on Monday.

SPB:
- Issue after power maintenance last week: downstream control room and experimental hutch does not have power in some white/orange sockets; A ticket to TS was written.

FXE:
- Nothing to report.
- Electronics rack room were switched ON now.

MID:
- All fine at MID.

HED:
- Nothing to report.

SCS:
- Not present.

SQS:
- Nothing to report.

SXP:
- Not present.

General Announcement:
- Cooling water situation at XHQ: initially there is no cooling water until possibly 13.12. To the best of XO knowledge all groups are informed. If this is not the case please contact XO. 
As soon as water comes back to normal an e-mail will be sent.
- Jorg H. asks on the safety trainings for employees (relates to the sexual harassment traning from an e-mail of Sven M. / Desy this morning). 
Sandra Plett comments that this is not mandatory to XFEL colleagues but it will be clarified today via an e-mail. The Basic training and hygiene trainings are the ones mandatory to all the staff.

CTRL:
- Last week Karabo deployment done except of the Lasers (to be done this week). If any issue is found please contact CTRL.
- Control network maintenance: control server maintenance takes place on Wednesday between 07:00 and 09:00.

DA:
- Online data analysis service is also down due to maintenance tasks.

EEE:
- Start this week with tunnel loop updates.
- Ongoing HED installation cables; also cabling work at SPB ongoing.

VAC:
- Continuing with shutdown activities (ongoing accordingly to the schedule).
- Power cut in XTD2 last Friday is not yet understood.
- Broken power supply that affected fire extinguisher system was resolved.

XPD:
- Continuing with maintenance tasks: XTD2 differential pumping systems; transport of hard X-ray PES taking place tomorrow at XTD2.

DET:
- Nothing to report.

ITDM: 
- Wednesday early 7:00 to 9:00 no control network due to switches upgrade.
- Today and tomorrow online storage system will be upgraded in offline mode by being disconnected from the clients (therefore it takes shorter time).
- Planned for today and tomorrow the exchange of switches to Desy.

XRO:
- Continuing the list of activities: due to the stop of cooling water the preparation of the re-installation of the bender in XTD2 is delayed. 
Lab is currently at 28C and when temperature is stable activities will resume. Only then will evaluate if intervention will be feasible or not.
- Tasks with EEE and motors will start next days.

LAS:
- Confusion with cooling water on lab area that was lost around 15:00 on Friday. Apart of that all is fine. XO will look into it when cooling water is back.

UNSYS:
- Two Apple-X undulators are in the shaft building for connecting vacuum pipes.
- Undulator SA#1-cell#33 to be moved to cell#2. Collimator/Pb shield was moved to downstream of Diagnostic Undulator.

SPB:
- Installations of hardware planned for this week.
- Working with EEE and others to get hardware moved to the new rack room.
- Needs to negotiate to keep vacuum running.

FXE:
- Not present.

MID:
- All fine at MID with maintenance works. 

HED:
- Laser interlock update at HED: laser interlock not functional this week;
- Tunnel activities by HED is done.

SCS:
- Activities are ongoing accordingly to the plan.
- Experimental chamber is moving to SCS hutch today.
- Contacted TS in order to run the air flow in the laser run (due to SXP installations): discussed and solved with Alexander K. (TS). About the rack room the 20C is running but rack rooms must be kept 
open. 
- Alarm of the Draeger cabinets appeared this morning but not yet understood.

SQS:
- Nothing to report.

General Announcement:
- Invitation for scheduling meeting was distributed to some groups. The Winter maintenance period is relatively short.
- UOM next Friday takes place with presentations from FD studies and jitter reports from the instruments.

CTRL:
- Nothing to report.

DA:
- Nothing to report.

EEE:
- Nothing to report.

VAC:
- Nothing to report; all fine.

XPD:
- Nothing to report; no news on PES.

DET:
- Nothing to report.
- Successful tests with high Z yesterday.

ITDM: 
- Nothing to report.

XRO:
- Nothing major to report; prepared for the 30keV studies.

LAS:
- Nothing to report.

UNSYS:
- Yesterday problem with PS motor in cell 25/SA1: solved by ZZ;
- Apple-X and PS cell 26/SA3: tomorrow 7AM a ZZ to try to fix problems.

SPB:
- All fine.

FXE:
- Not present.

MID:
- Not present.

HED:
- Not present.

SCS:
- Nothing to report.

SQS:
- Nothing to report.

SXP:
- Not present.

General Announcement:
- As PRC, Jan G. reports that on Saturday morning no beam permission at the North branch happened. An issue with XTD2 solid attenuator vacuum happened and together with VAC-OCD the threshold was changed 
to allow continuation of beam delivery. A ZZ will be needed today to fix the vacuum leak; 
On Sunday around 09:20 an issue with accelerator quadrupole magnet in A21 caused downtime initially until noon (SA2) and around 16:00 (North branch); also D3 had to come onsite to reset burn through 
monitors in the aftermath.

CTRL:
- Nothing to report.
DA:
- Nothing to report.
EEE:
- MID had couple of uTCA cards offline that needs to be rebooted. This will be discussed with MID offline.

VAC:
- Preparing for the needed ZZs in XTD2.

XPD:
- Nothing to report.

DET:
- Couple of tasks for the DSSC (SQS) to reconfigure the detector;
- DAQ of DSSC was affected by failure of GPFS servers.

ITDM: 
- GPFS issue happened last Friday and was fine over the weekend.
- An update of the clients will happen today in all SASEs. This was agreed with instruments.

XRO:
- Nothing to add to what was reported by the PRC.

LAS:
- SA2 issue with pulse on demand will be discussed with MID.

UNSYS:
- Nothing to report.

SPB:
- User beamtime went OK even with downtimes during weekend.

FXE:
- Nothing to report; last night shift (Sunday night) cancelled as program was finished on Saturday. 

MID:
- Supporting today the short pulses activities; from tomorrow interventions at MID can be scheduled.
- Regarding laser issue: when changing sequence for using Laser showed trains with pulses and trains with missing pulses. Running macro was changed for working to 1 pulse per second.
- Users were happy and the program was accomplished in full.

HED:
- Not present.

SCS:
- Detector tests to be done by end of the week.

SQS:
- Affected by beam losses but overall a lot of useful data was acquired.

SXP:
- Nothing to report.

General Announcement:

CTRL:

• nothing to report

DA:

• nothing to report

EEE:

• nothing to report

VAC:

• nothing to report

XPD:

• nothing to report

DET:

• nothing to report (SPB reports JF1M issue --> suspected readout board issue)

ITDM:

• issues with Nagios
  • misconfig by puppet mangement (DESY)

XRO:

• nothing to report

LAS:

• nothing to report
  • SA3 PPL up and running

UNSYS: 

• Phaseshifter tables for higher energies in blue week had been uploaded
• two quad movers from SA2 moved to 0
  • triggered by doocs --> quad movers moved back but it is unclear if they actually returned the BBA optimized position
  • clarification with M. Scholz confirms that quad movers did not move.

SPB/SFX:

• JF
• nothing to report

FXE:

• User Experiment starts
• C&C update requested until next week for LPD (uTCA)

MID:

• all fine at MID

HED:

• nothing to report

SCS:

• not present

SQS:

• nothing to report

AOB:

General Announcement:
-	 

CTRL:
- Issues with cameras are being addressed.

DA:
- Nothing to report.

EEE:
- Yesterday issue with SEPS/HED being investigated/addressed.

VAC:
- Not present.

XPD:
- Nothing to report.
- As PRC, Naresh K. reports 1: new SEPS interlock at HED not properly working; 2. FXE reported crosstalk from SA3 pulses being lasing at SA1; also when switching 0 pulses in SA1 the SA3 went to zero also. 

DET:
- Nothing to report.

ITDM: 
- Nothing to report.

XRO:
- Mikako M. is aware of HED SEPS issue and is helping EEE.

LAS:
- Nothing to report.

UNSYS:
- SA2/cell25 fixed (terminal replaced) and is functioning.

SPB:
- Nothing to report.

FXE:
- Crosstalk SA1/SA3.

MID:
- Not present.

HED:
- Issues with ADC fixed by EEE (rear module) - seems a recurring feature with a 1 week frequency.

SCS:
- Motors at ending station solved by DOC;
- Issue with bunch/crosstalk. 

SQS:
- Nothing to report.

SXP:
- Not present.

General Announcement:
- XO thanks the instruments for posting in the Operations e-log.
- Jan G. says calorimeter measurements last Friday on HED hutch took place in order to measure transmission of pulse energy in the hutch and compare with tunnel HED-XGM. 
It is found a factor 2 loss - half beam intensity arriving at the end of the hutch. 
- Lorenz K. says that the Barista machine triggered a fire alarm. TN did a check and may be caused by the self-cleaning program of the machine by producing enough steam.
- Call for tasks to be carried on next Winter maintenance period were sent out to the are sent out via e-mail last Friday. Groups shall submit one group list by 30.09.2021.

CTRL:
- From tomorrow morning all the mails sent to the "controls integration" ticketing service will be offline due to an update. Please contact DOC instead. An e-mail will be sent as soon as the service is 
back.

DA:
- Nothing to report.

EEE:
- OCD calls from SQS last week were solved. 
- Nerea J. and F. Wolff-Fabris say the issue with SQS EPS is temporarily solved by now (masked signal at the Big Brother). SQS has to plan when it wants the EPS running.

VAC:
- Quiet week in terms of OCD.
- Today in the morning: please refrain to use this morning any SA3 device like GATT.

XPD:
- Nothing to report.

DET:
- Follow up of the pnCCD detector: upper part of the detector has scratches after Thursday accident. SQS will replace parts this week. The lower part of the detector has also some issues (noisy). 
It is unclear if the detector can be used.

ITDM: 
- Today and tomorrow ITDM carries the integration of the offline storage into the new system (new storage blocks; it shall be unnoticed by the users). The old one goes out by replacement.

XRO:
- Apart of the beam point instability @ HED (stochastic instabilities that appear from time to time) there is nothing else to report.

LAS:
- Change repetition rate at SA2 PP-laser this week.
- SA1 has a higher jitter than normal that has to be investigated on-site.

UNSYS:
- All fine at Undulators.

SPB:
- Running night shifts: on SAT night some X-ray trains not arriving; It did not disturb operation but a bit disturbing.

FXE:
- Lost of pulses and many issues on Saturday such as instability and tuning without prior communication. To FXE team.
- F. Wolff-Fabris says the beam became more stable on Sunday afternoon after the restart of a server and the feedback for the compression.

MID:
- All fine at MID.

HED:
- Suffered from beam jitter: measurements were done with different mirrors settings, CRL configs; MID branch. Analysis ongoing this week (Sebastian Goede).

SCS:
- Nothing to report.

SQS:
- Nothing to report.

General Announcement:
- A. Galler informs on the LIMP-25 for next week: 
1. Water: dirty traps maintenance ongoing in all tunnels but without interruptions, only changes in water pressure; 
2. Limited AC and humidification control is expected; 
3. Central hot water maintenance ongoing; 
4. PLC updates ongoing in some areas (SA1/3 tunnels); 
5. Last instrument racks ramping up next week; 
6. No electricity interruptions are planned for next week.
- M. Prollius informs that constructions in the campus / roads near the shaft buildings will be taking place in order to investigate water leakage. Please be careful when using the back entrances or 
biking in the campus.
- O. Bilani reminds groups to inform her when companies are planned to carry work at XHEXP1.

CTRL:
- Nothing to report.

DA:
- Nothing to report.

EEE:
- Nothing to report.

VAC:
- Nothing to report.

XPD:
- Nothing to report.

DET:
- Nothing new from DET.

ITDM: 
- Not present.

XRO:
- Not present.

LAS:
- All quiet at LAS.

UNSYS:
- Nothing to report.
- MEA surveillance availability is limited for the next week, but shall not affect UNSYS.

SPB:
- Nothing to report.

FXE:
- Nothing to report.

MID:
- Nothing to report.

HED:
- Nothing to report.

SCS:
- Nothing to report.

SQS:
- Nothing to report.

SXP:
- Not present.

General Announcement:
- Interlock tests in tunnels start today so there is no tunnel access today. Tests are finishing tomorrow and then tunnel search is taking place.

CTRL:
- Nothing to report.

DA:
- Nothing to report.

EEE:
- Deployment of new version of new ADC is taking place. Tutorials for new features are offered for interested groups. Please contact Bruno Fernandes for information.
- SA3 work is done (Nerea J. / Maurizio V.)

VAC:
- Not present.

XPD:
- Everything is fine.

DET:
- Nothing to report.

ITDM: 
- Nothing to report.

XRO:
- Maurizio V. reports that vacuum level in M6 chamber in XTD10 is not progressing well and it is under investigation; some measures and discussions may take place in 1-2 weeks if things do not go well;
Apart of this, tests were successfully done together with EEE and CTRL. 

LAS:
- Back on track and PP-lasers are going up.

UNSYS:
- All good.

SPB:
- Preparing for tests and configurations for the start of next user run.

FXE:
- Today there will be Mono heater tests in XTD9 MONO.

MID:
- All fine at MID.

HED:
- Nothing to report.

SCS:
- Shutdown activities are ongoing; it will discuss with EEE and CTRL on updates.

SQS:
- Not present.

General Announcement:
- Since the end of the shutdown last Friday, the current Program is "Access/Tuning/Setup";
- DESY/MXL has started ramping up the Gun, powering and testing the Magnets and phasing the RF stations. 
- Currently it has electron beam transmission up to the TLD and is ahead of the planned schedule for these days.

CTRL:
- Data logger issue: Friday CTRL has rolled back to the old data login system. Meeting today at 11:00 with involved groups to define next steps. 
Information will follow via readiness mailing list. 

DA:
- No issues to report.

EEE:
- Issue with HED PLCs: a fuse has been tripped and it has been replaced. A CPU was broken and is believed to have caused the fuse tripping. 
This is the first time this happens in the facility.
- Cabling activities in SCS is scheduled to take place this week.

VAC:
- Nothing to report.

XPD:
- Nothing to report.

DET:
- Nothing to report.

ITDM: 
- ITDM has made a request to DESY-IT for a routers restart. This will cause the network to be interrupted and restarted. Also Karabo will restart. 
A meeting today will define the proper time for this action, currently schedule for tomorrow morning. Information will be send to the readiness mailing list.

XRO:
- Not present.

LAS:
- All lasers are up and running again. 

UNSYS: 
- Nothing to report.

SPB:
- Nothing to report.

FXE:
- Nothing to report.

MID:
- Few problems with motors were already solved last Friday by EEE.

HED:
- All going fine.

SCS:
- Not present.

SQS:
- Nothing to report.

General Announcement:
- Summer maintenance task list was sent to the groups. Please contact XO in case of questions or if your group did not receive the list.

CTRL:
- Nothing to report.

DA:
- Nothing to report.

EEE:
- Discussion ongoing for the summer maintenance tasks.

VAC:
- No OCD calls for VAC and systems seemed to be not affected by this morning's power glitch at 05:47AM.

XPD:
- Everything fine with diagnostics.

DET:
- Nothing major to be reported.
- 500k AGIPD over the weekend was helped by DOC and DATA OCDs solved.

ITDM: 
- Nothing to report.

XRO:
- Event of misalignment of M6 on Friday for SA3/SXP under investigation. It will be discussed with SXP.

LAS:
- Not present.

UNSYS:
- All fine with undulators.

SPB:
- Nothing to report.

FXE:
- Nothing to report.

MID:
- Nothing to be reported.

HED:
- Running and thanks to DOC and OCDs for AGIPD help.

SCS:
- Not present.

SQS:
- Nothing to report.

SXP:
- Not present.

General Announcement:
- SRP is invited and urged to participate in this series of meetings.
- Several groups have questions to the SRP regarding: 
1. Rules on access, training and work performed by external companies; 
2. Clarification in how to conduct work in the clean room among several groups; 
3. Distribution of PPE/Masks; 
4. Usage and disposal of masks; 
5. Procedure to work in the rack rooms; 
6. Hygienic rules in experimental hutches: disinfecting tools, computers, disposal of PPE.  
- Friday we will discuss next week plans and also CTRL activities for next week.

CTRL:
- No issues to report;
- Announcement: to reach OCD please use 6541 and 6542.

DA:
- Planning with instruments the support for coming weeks.

EEE:
- Ongoing with planned works;
- Cabling: SQS cabling will start on next Monday (EEE and SQS will organize the task). Afterwards the cabling installation takes place at FXE. 
The installation is done with external contractors - EEE needs clear information from SRP on the Covid-19 trainings and rules for external companies.

VAC:
- Working on the tunnels accordingly to this week's plan: 
1. small issues at XTD10: chamber does not fit and needs some re-work at external company; 
2. Preparations in XTD9 for IMG screen change. 
- No issues with distancing regulations;

XPD:
- No issues to report - working as planned: XTD6 installation of Hirex filter; XTD9 exchange of Imager screen.
- Unpacking and mounting the hard-Xray PES chamber.
- XPD needs clarification from SRP on work procedures in the clean room;
- After exchange of IMG screen, XPD needs to check functionality by moving motors. EEE and CTRL are aware and shall not be a problem.

DET:
- Going back on-site to work in the prep Lab.
- Usage of labs has to be coordinated among the groups.

ITDM: 
- Nothing to report.

XRO:
- Not present.

LAS:
- SA1 pump-probe laser re-stared; SA2 PP-laser is progressing;
- LAS needs answers from SRP on the regulations for external company which is coming this week.

SPB:
- Nothing to report: working as planned on re-start;

FXE:
- Started working in the control and main hutches. Group has plans for next two weeks and is organizing tasks together with DET and LAS.
- E-mail to health@xfel.eu is not answered. FXE will not allow external companies coming in unless if trained. 
- FXE has set own rules in how to use tools, disinfect tools and computers. FXE waits clarifications from SRP. 

MID:
- General progress accordingly to the plan: updates have been made; tests of motors are ongoing.

HED:
- Nothing to report;

SCS:
- Not present;

SQS:
- Started with checking vacuum systems.

General Announcement:
- This is a facility development week and on Friday's UOM we will get reports on recent weeks' jitter observations from the instruments. 

CTRL:
- Nothing to report.

DA:
- Nothing to report.

EEE:
- Nothing to report.

VAC:
- Clean tent is moved from XTD10 to XTD2 for XFELO activities on the summer maintenance period.

XPD:
- Nothing to report.

DET:
- Nothing to report.

ITDM: 
- E-mail was sent to xo-info on the intervention of migration THU morning for about an hour.

XRO:
- SA1 ATT watchdog presenting typos and acting with the wrong bunch number: Mikako M. reports the same (copied) watchdogs in other SASEs do not show this error and the SA1 is now fixed. 
Origin for the error in SA1 is not understood and difficult to find.
- All Attenuators in SA1 were moved 1mm up to help reaching an area without damage.

LAS:
- AMPHOS shutter issue over the weekend: the ad-hoc procedure is no longer in place and the issue is fixed.

UNSYS:
- Motor and electronics in PS SA3/cell12 were exchanged yesterday. 

SPB:
- Nothing to report.

FXE:
- Nothing to report.

MID:
- Not present.

HED:
- Nothing to report.

SCS:
- Girder system showed an electronic problem that requires hardware change; discussed with Sylvia and E-planners.

SQS:
- Not present.

SXP:
- Not present.

General Announcement:
- Operation this week consists in a Facility Development week. Many FDs are scheduled and if you plan any activity that may interfere in tunnels please contact either XO or the PRC. 
- As DRC Patrick Gessler informs there is no DOC this week and all calls will be handled by him who then coordinate with respective DATA OCDs and groups.

CTRL:
- Nothing to report.

DA:
- Uncovered a situation last week: old data saved by DAQ (HED) is now understood and DA will apply a fix. 

EEE:
- Remind the deployment of ADQ in all setups apart of SQS today before lunch time.

VAC:
- All fine with VAC; a short interruption on Friday in SA1 happened due to some tests with electronics. To be redone possible today.
- As PRC Martin D. reports a 5-6 hours downtime on night to Saturday due to issues with interlocks at the Injectors. It was fixed by Desy colleagues.

XPD:
- Nothing to report.

DET:
- Nothing to report.

ITDM: 
- Nothing to report.

XRO:
- Nothing to report.

LAS:
- Nothing to report.

UNSYS:
- Nothing to report.

SPB:
- All fine and data were collected for last week's user.

FXE:
- Nothing to report.

MID:
- Nothing to report.

HED:
- Fight with beam jitter last week; For the weekend a change in focusing configuration helped to get acceptable situation and beamtime seemed to be successful.

SCS:
- Experiment arrived at the point of data collection. Further analysis needed to evaluate if successful or not.

SQS:
- Nothing to report.

SXP:
- Not present.

General Announcement:
- A. Galler shows at the TTFinfo schedule where to find information for operation calendars. 
- A. Silenzi inform that the Jour-Fixe takes place and instruments shall be present to inform on needed requests to DRC/DOC.
- As PRC, Harald Sinn informs the agreed RF window that was set on Friday was reversed on Saturday. Do not hesitate in contacting the PRC in such situations.

CTRL:
- Nothing to report.

DA:
- Nothing to report.

EEE:
- Two OCD calls on weekend: 
1. Issue with PP-laser setup at FXE/Mono in tunnels - to be followed by PLC team; 
2. Issue with SA3/SCS Exit SLIT in the tunnel to be followed up by ZZ. Couple of hours are needed in tunnel to try to fix it without guarantee of success.

VAC:
- Performing ZZ and breaking interlock in XTD10.

XPD:
- Jan G. says chamber for calorimeter and laser power meter are being installed in SPB hutch today.
- Tests of the IMG watchdog can take place only after lunch due to ongoing ZZ access.

DET:
- Nothing to report.

ITDM: 
- Nothing to report.

XRO:
- Not present.

LAS:
- Laser timing in SA1 is 3ns off.

UNSYS:
- Tunnel access ongoing in SA2.
- Replacement of the HXRSS crystal to take place today.

SPB:
- Wednesday morning Karabo server was down for 90min; it was fixed by the DOC.
- Chan Kim says that SPB/SFX had a wrong RF window set on Wednesday.
- Camera devices were showing issues (had to break interlock to reset camera) and needs a long term fix. 
Wajid E. says CTRL investigates with high priority and it seems not to be a Karabo issue. Investigation continues at CTRL hands.

FXE:
- Nothing to report.

MID:
- Problem with FSSS that is needed for the user experiment: CTRL and SEC are looking into it.

HED:
- Setup instrument; Karabo connections solved by DOC.
- Due to RF window AGIPD tests were delayed.
- A ZZ for checking a motor can be done still this morning.

SCS:
- Troubles with motors were addressed.
- Exit slit issue still pending.

SQS:
- Nothing to report.

General Announcement:
- Interlock tests shall start tomorrow 07.01. In case of questions please do not hesitate in contacting XO.
- Eric Boyd says on Wednesday 10AM two hutches shall be interlocked for the tests (FXE exp. Hutch and MID optical hutch) for ~15 minutes. It shall work for both instruments. 
- A. Silenzi reminds that a tentative schedule for the bring-up days was sent to the instruments and a feedback is expected to be returned by the end of today.

CTRL:
- Present but with technical difficulties; it shall be all fine for CTRL.

DA:
- Nothing to report.

EEE:
- Nothing to report.

VAC:
- Nothing to report.

XPD:
- No incoming calls last weeks for the XPD OCD.

DET:
- Nothing to report.

ITDM: 
- Reminder that tomorrow Desy computer center will perform central maintenance; it shall not affect XFEL.

XRO:
- Nothing to report.

LAS:
- Not present.

UNSYS:
- Nothing to be reported.

SPB:
- All quiet.

FXE:
- Nothing to report.

MID:
- All fine at MID.

HED:
- All fine at HED.

SCS:
- Nothing to report.

SQS:
- Not present.

SXP:
- Not present.

General Announcement:

• Due to work restrictions, some of shutdown activities will not end as planned in time. This leads to a prolongation of the start-up phase starting next week. It means re-start of Accelerator and South branch will be delayed by 2-4 days while the North branch by about 1 week.
• The first 2 weeks of X-Ray delivery (2.2-15.2) will most likely be affected and photon delivery cannot be guaranteed into all beam-lines at all days. Some flexibility in planning for the commissioning tasks is expected. A detailed schedule for an upcoming week will be available on the week before, latest on Friday.
• Sara C. asks if tunnel access is allowed during this week. F. Wolff-Fabris understands tunnels still can be accessed this week apart of Covid regulations (in the context of tunnel maintenance tasks that have to be performed while tunnels are open). T. Tschentscher says the understanding is from Robert F. guidelines e-mail are still valid for this week and really important tasks may be conducted – an e-mail to Robert and Nicole pointing the task with the need of access could be sent. Steve A. reported from today’s Covid taskforce meeting that the regulations of last corona email are still valid - if there are any question send an email to health@xfel.eu.

CTRL:

- Due to incompatibility discovered after last update on Dec. 23^rd, CTRL would like to update files on all microTCAs before user operation (Karabo devices) mostly likely next Friday.

- A network maintenance was performed by Desy. Please inform CTRL if issues are encountered.

DA:

- nothing to report

EEE:

- Preparing to finish the cabling in HED and MID.

- Nothing to report from PLC side.

VAC:

- nothing to report - tunnel update tomorrow

XPD:

- XPD OCD put in place during Christmas break had no emergencies calls.

- XPD expect earliest work to take place on next week.

DET:

- nothing to report

ITDM:

- Desy network team would like to do a update of the control network routers tomorrow at 1300 -> email comes to readiness

XRO:

- Proceeding with activities from last days of last year.

- No major updates. Testing the SA3 MC2 library update.

LAS:

- Lasers are down.

- SA2 seeder that took longer than expected time to be back in December after the OFF request by LSO. Probably on next OFF mode LAS has to exchange it.

UNSYS:

- Minimum gaps for SASE3 Undulator system is 10mm. Other SASEs shall be defined after the middle plan scans.

- Apple-X major work from Unsys is done.  

- Quad movers are working remotely.

- Remaining task: connecting fire extinguisher system in one rack.

SPB:

- nothing to report

FXE:

- nothing to add

MID:

- nothing to report

HED:

- nothing to report

SCS:

- not present

SQS:

- A High voltage power supply with double-polarity was installed. It is the first time this is installed at SQS.

General Announcement:
- Dec.3rd power an drinking water maintenance: many thanks to TS and MKK groups for their efforts - tasks accomplished without any harm by lunch time (4 hs earlier than originally planned). 
- Unfortunately an action by another Desy group triggered radiation protection in instrument areas. This action was not announced to XO. 
Please inform XO if you encounter any damaged device. An 8D report will be prepared on this incident.
- PLCs and Karabo will be ramped up; Office network was available all time; Drinking water is already available.
- Zunaira A. says that an e-mail is usually sent to a list of persons. A. Galler says that this time we do not know if someone was informed.
- J. Szuba says only in SA1 rack rooms were out of power.
- Tobias Clever inform that every device can be switched on again.

CTRL:
- Start bringing up Karabo topics as soon as control machines are available.

DA:
- Nothing to report.

EEE:
- Tunnel loops are already properly working.
- Switching ON instruments loops as agreed with them from today on.
- uTCAs are in process to be brought back.

VAC:
- Lost some controllers and power suppliers as expected but no major issues on Saturday.

XPD:
- Survived electrical shutdown quiet well: PES and XGMs are fine.
- Second outage due to Desy group was detected first at SCS XGM which was the first device to be brought back.
- Re-starting more devices after Karabo is back.

DET:
- Nothing to report.

ITDM: 
- Started to bring up the control servers and other systems.
- Comment to update done on office network switches Friday afternoon: one distribution layer is not working. Currently one runs office network in a single layer - to be investigated by NOC.
XRO:
- All systems are reconnected and will be checked when Karabo is available.
- One computer did not come back (failure of power supply).

LAS:
- Nothing to report. Seeders were unaffected to the best of LAS knowledge.

UNSYS:
- Replacement of undulator: new one in SA2/cell33 is in place and connected to control system; Needs alignment by MEA.
- Control cabinets in balcony room to be brought back.

SPB:
- Ion pump system is back online Saturday evening. Continue today with other devices.

FXE:
- To be checked today for effects from the weekend.

MID:
- All fine at MID. Most devices were OFF.
- Work on power line at the balcony room today. Wait for TS finish the work before start major switches. ITDM will wait before re-starting machines there.
- High temperature in control room and hutches is seen this morning.

HED:
- High temperature in the control room and hutches as of now.

SCS:
- Components were OFF and today switches ON again and search for damage.

SQS:
- Not present.