How do I backup the columbus_webapp db?
Columbus creates and utilizes 2 databases, the omero4_4 db and also the columbus_webapp db. Both are backed up by a script which runs under /etc/cron.daily and are, by default, stored in...
View ArticleHow do I delete the Columbus software packages and user data?
The workflow below details the process of removing the main components of a Columbus installation. Note that this will not revert the system to a vanilla installation. Those package dependencies which...
View ArticleWhat are the columbus_webapp db dump files used for?
These are backups of the second psql database instance, columbus_webapp. It stores all data that Columbus needs in addition to what Omero holds. For example the tables stored under the columbus_webapp...
View ArticleWhat is the Celery service used for?
Celery is a task queuing service. It's primary use is for managing image rendering and export jobs being submitted to the Columbus server via 3rd party applications e.g. Spotfire. The Celery system...
View ArticleWhat can I do if the Celery service is not responsive?
Initially you should try starting/stopping the celery service using: $ /etc/init.d/columbus-celeryd (stop/start/restart/status) If the celery service is 'hung' and does not respond to either...
View ArticleCan I prevent users from submitting local batch analysis jobs on a Columbus+...
On a default Columbus+ server users have the option to submit batch analysis jobs locally or within the cluster environment. Its not possible to restrict users to one method or the other via the...
View ArticleClik here to view.
'Insert Image Column' Dialog Layout Appears Cropped and is Unusable
If the 'Insert Image Column' Dialog appears cropped and messed up like this: - Exit Spotfire - Right click Desktop ... Display Settings - Set Scale and layout to 100% - Sign out of Windows - Sign in...
View ArticleActivation ID/Host owner mismatch error - No Respose from Support Email
Hi, I have a user who is getting Activation ID/Host owner mismatch error, he has emailed support (perkinelmer@flexnetoperations.com) a number of times with no response. Which is concerning. Can...
View ArticleWill my user session in Columbus expire?
After a user logs in to Columbus the session is kept alive as long as the browser is running with a Columbus application in any of the tabs. More precisely this is for all the pages like navigation,...
View ArticleCan I disable SSLv3 encryption on the Columbus server?
For servers where HTTPS support has been enabled for the Columbus login and webadmin pages, its possible to disable SSLv3 encryption and leave only TLSv1 support enabled. To do that users must add a...
View ArticleMaximum image file size for Columbus import
Is there an upper limit to the size of image files imported to Columbus? I have been unable to successfully import TIF files > 30 MB. I am using the Import Type method 'Columbus CSV' and have had...
View ArticleChemDraw drawing not appearing on word 16
Hello all, I am having a problem while copy pasting the ChemDraw (V16) structures to MS Powerpoint or MS Word 2016. I can only see the frame after I copy, no image appears. Earlier I didn't have that...
View ArticleChemDraw drawing not appearing on word 16
Hello all, I am having a problem while copy pasting the ChemDraw (V16) structures to MS Powerpoint or MS Word 2016. I can only see the frame after I copy, no image appears. Earlier I didn't have that...
View ArticleHow To Solve Chrome Crashing Windows 10?
When I open a few tabs like two to three tabs my Google chrome keeps crashing windows 10 repeatedly. I want to fix this problem please help. This happens only in windows 10. I tired with edge and...
View ArticleClik here to view.
Failed to start Nginx server ERROR
Issue with columbus webapp start after installing 2.8.2 on Oracle Linux (RedHat) Starting Columbus Database: [ OK ] Acc: [ OK ] Web: ERROR : Failed to start Nginx server ERROR : Sub-process call error...
View ArticleNeed suggestion to solve google drive server error
I am using Google drive for store files and it is really the best platform for free files storage service but from few days I am getting Google drive server error, after searching on the internet I...
View ArticleGmail issue
I am using Gmail for the official purpose and it is really the best platform for free email service but from few days I am getting Gmail error 007 but cannot able to understand why such an error is...
View ArticleHow to solve windows7 installation problem
In today's date we all know that most of the people use windows operating system but when I want to install windows7 in my system then I faced an error. But if you have any type of solution then just...
View ArticleClik here to view.
How to Publish and Download Results in Columbus Interface
When you publish in Columbus a Measurement's results are made available on the Columbus server as a tab delimited text file. This result file can then be downloaded through the Columbus interface or...
View ArticleHow to automatically clean up stale python processes
Under certain circumstances we observe that the number of python processes (manage.py) serving the Columbus webapp will accumulate. Most of these processes end up in an unused state (only the 6 most...
View Article