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General operation problems » History » Revision 11

Revision 10 (Anchi Cheng, 05/23/2010 10:43 PM) → Revision 11/24 (Anchi Cheng, 05/23/2010 10:43 PM)

h1. General operation problems 



 * [[General operation problems#Leginon_main_window_has_frozen]] 


 * [[General operation problems#Leginon_has_crashed|crash]] [[#Leginon_has_crashed]] 


 * <link linkend="leg2crash">Python process window does not close after Leginon or Client 
 GUI is closed</link> 


 * <link linkend="leg2resume">Leginon does not resume data collection after 
 restart</link> 


 * <link linkend="badinput">Parameter used does not follow the input</link> 


 * <link linkend="settingapply">Changing parameters in setting window does not change node 
 image display</link> 


 * <link linkend="settingapply">Create atlas in different dimension seems not to 
 function</link> 


 * <link linkend="settingapply">Error in starting MSI application with error regarding 
 reference data can not be found</link> 


 * <link linkend="no_mag_list">Magnification List does not show up properly (See 
 Installation Trouble Shoot)</link> 







 h2. Leginon main window has frozen 



 Commonly Why: You have a setting window open somewhere. The main window can not do 
 anything if there is a subwindow open. 


 Solution: 


 Find the setting window on your desktop and close it. 




 Other reason: Run out of memory or other hardware/software/network problems. 


 Solution: 



 *    If the freeze is reproducable, record and report the circumstance when this 
 happens to those in charge with Bugzilla- 
 * Leginon core - pulokas@scripps.edu 


 * database and image viewer - dfellman@scripps.edu 


 * documentation - acheng@scripps.edu 





 *    Kill frozen Leginon window by one of the following. Try the gentler ones listed 
 at front first. Check to see if any Leginon related process is running by Unix command 
 >ps. If there are left-over python processes, try the next more aggresive 
 one. 




 *    close the window 


 *    main>ctrl-c 


 *    main>xkill 


 A cursor in the shape of a skeleton will show up. Point it to the window you 
 want to kill and click on it) 


 *    main>killall -9 python 


 This kills all processes with name containing python. Therefore, it may kill 
 other process you run in the background! 






 *    scope> kill and restart Leginon Client if desired. 


 * Close the python window. The Leginon window will close automatically this 
 way. 


 *    If several restart of leginon is needed, Leginon Client is more likely to 
 behave badly without its own restart. 




 *    main> restart Leginon by 'start-leginon.py' 


 *    Leginon Setup Wizard> Select user and returning sesson and "Start" the 
 program. 


 *    Leginon/Application> select the application used to run. Select the scope and 
 the main launcher, and then launch the application. 


 * If a simple application such as "Manual" is used, just 
 continue what you were doing. 


 *    If "MSI" or "Multiscale Tomography" application is used and Leginon did not crash 
 during queue processing, do the following to continue: 




 *    Leginon/Square Targeting/Toolbar/Tiles> select the current mosaic from 
 the pull-down list by checking the ID and label, and then "Load" it. 


 *    Leginon/Square Targeting/Toolbar> "Submit" the target list that is 
 loaded with the atlas. Leginon will check the status of the target acquisition 
 and processing and pick it up from where it was left off. 






 *    If "MSI" or "Multiscale Tomography" application is used and Leginon crash during 
 queue processing, do the following at the node where the targets from its queue you 
 wish to continue process. 


 Leginon/XXX Targeting/Toolbar> click on the "Submit the queued target". 

 Still not working: Check for hardware and network problems. 







 h2. Leginon has crashed 



 Commonly Why: You have click too many places and make changes so fast that leginon can 
 not follow it. 


 Solution: 


 Slow down, especially in preset manager. 


 Other reason: Run out of memory or other hardware/software/network problems. 


 Solution: 



 *    If the crash is reproducable, record and report the circumstance when this 
 happens to those in charge with Bugzilla- 
 * Leginon core - pulokas@scripps.edu 


 * database and image viewer - dfellman@scripps.edu 


 * documentation - acheng@scripps.edu 





 *    Check to see if any Leginon related process is running by Unix command >ps. If 
 there are left-over python processes, try the next more aggresive one. 




 *    main>ctrl-c 


 *    main>killall -9 python 


 This kills all processes with name containing python. Therefore, it may kill 
 other process you run in the background! 






 *    scope> kill and restart Leginon Client if desired. 


 * Close the python window. The Leginon window will close automatically this 
 way. 


 *    If several restart of leginon is needed, Leginon Client is more likely to 
 behave badly without its own restart. 




 *    main> restart Leginon by 'start-leginon.py' 


 *    Leginon Setup Wizard> Select user and returning sesson and "Start" the 
 program. 


 *    Leginon/Application> select the application used to run. Select the scope and 
 the main launcher, and then launch the application. 


 *    If a simple application such as "Manual" is used, just continue what you were 
 doing. 


 *    If "MSI" or "Multiscale Tomography" application is used and Leginon did not crash 
 during queue processing, do the following to continue: 




 *    Leginon/Square Targeting/Toolbar/Tiles> select the current mosaic from 
 the pull-down list by checking the ID and label, and then "Load" it. 


 *    Leginon/Square Targeting/Toolbar> "Submit" the target list that is 
 loaded with the atlas. Leginon will check the status of the target acquisition 
 and processing and pick it up from where it was left off. 






 *    If "MSI" or "MSI-Tomography" application is used and Leginon crash during queue 
 processing, do the following at the node where the targets from its queue you wish to 
 continue process. 


 Leginon/XXX Targeting/Toolbar> click on the "Submit the queued target". 

 Still not working: Check for hardware and network problems. 







 h2. Python window does not close on Windows after Leginon 
 GUI window is closed 



 Why: Python process controls Leginon GUI window. On Windows, Python process is 
 considered broken without Leginon GUI. 




 *    Always close the python process window to exit both Leginon GUI and the python 
 process. 









 h2. Data collection does not resume after restarting 
 Leginon 



 Commonly Why: 


 For applications that process targets on grid atlas such as MSI and "Multiscale 
 Tomography", resuming data collection depends on whether "queuing" option is used and if 
 there are still targets left in the queues. 




 * If "queuing" is not used, resume data collection in Square Targeting by reloading 
 the atlas and resubmit the unprocessed targets (green) will resume the data collection 
 at where it left off. 


 *    Leginon/Square Targeting/Toolbar/Tiles> select the current mosaic from the 
 pull-down list by checking the ID and label, and then "Load" it. 


 *    Leginon/Square Targeting/Toolbar> "Submit" the target list that is loaded 
 with the atlas. Leginon will check the status of the target acquisition and 
 processing and pick it up from where it was left off. 


 *    Leginon/Square Targeting/Toolbar> If all targets are done, select new ones 
 on the atlas for more data collection. 




 * If "queuing" is used, data collection should be resumed at the targeting node it 
 left off. If unsure where it has been interrupted, follow this safe instruction to 
 process the high level queued targets first: 




 *    Resume at Exposure (or Tomography) Targeting. If there is no unprocessed 
 targets, no data will be collected. 


 *    Leginon/Exposure Targeting/Toolbar> click on the "Submit the queued 
 target". 




 *    When all queued targets at higher level are done, resume at Hole (or 
 Subsquare) Targeting. 


 *    Leginon/Hole Targeting/Toolbar> click on the "Submit the queued 
 target". 




 *    Resume at Square Targeting when queued targets at hole targeting are 
 processed. 


 *    Leginon/Square Targeting/Toolbar/Tiles> select the current mosaic from 
 the pull-down list by checking the ID and label, and then "Load" it. 


 *    Leginon/Square Targeting/Toolbar> "Submit" the target list that is 
 loaded with the atlas. Leginon will check the status of the target acquisition 
 and processing and pick it up from where it was left off. 




 *    None of the above will resume data collection if all targets are done or 
 abort by the user. Select new ones on the atlas for more data collection. 











 h2. Acquired image or program parameters do not behave in the same 
 way as the input 



 Commonly Why: An invalid input is entered such as an invalid camera setting, text in 
 place of an inumber. 




 *    For camera setting: Leginon/Presets Manager> Send the suspected preset to 
 scope and check the actual values in scope/Instrument/Camera> with a 
 refresh. 


 *    For all other inputs: Check by reenter the value and hit "Enter" on the keyboard. 
 The cursor will return to the front of the number and the entry box no longer 
 highlighted if it is valid. 


 *    Preset Manager> Select another preset to refresh the parameter list and then 
 select the problematic preset and check its current saved parameter. 









 h2. Parameters in setting windows do not apply to the node image 
 display 





 <title>Why:</title> 
 *    The display panel is set to output other than the direct result of the 
 setting. 


 *    The function needs to be excuted to its input in the setting window. Use "Test" 
 button to do this. 


 *    if still not working, "Apply" the parameters before "Test" or "Create" (in Suqare 
 Targeting Node). 









 h2. Fail to load a node in an new application with 
 DataAccessError 





 <title>Why:</title> 
 *    A bug in default setting loading causes some JAHCFinder or HoleFinder nodes with 
 bad reference to LowPassFilterSettings. 






 You may want to get help from the most experienced user at your institute to do 
 these: 
 *    Start Leginon as "administrator". 


 *    Identify the node name that failed to load in the application. 


 *    Start the same application. 


 *    If you get the same problem, the database entry will need modification, get help 
 from Leginon team to do this if you don't know how. 


 *    If the application is loaded normally, select the problematic node. 


 *    If the node belongs to JAHCFinder Class, open the settings for Template. Change 
 LowPassFilter Sigma to a different value, apply the change and then change it back 
 before exist with OK. This will create a new and valid data reference to the node's 
 settings. 


 *    If the node belongs to HoleFinder Class, open the settings for Edge and for 
 Template. Repeat the same sequence as above. 




 ______ 

 [[Pausing and Aborting during data collection|< Pausing and Aborting during data collection]] | [[Hardware Troubles|Hardware Troubles >]] 

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