Forum SquashTM

When I update squash from version 5 to version 6, I see the following errors. What is the cause of these errors?
What should be done to solve this problem?

java.sql.SQLException: Unknown column 'explorator3_.ATTACHMENT_LIST_ID' in 'field list'

hi In version 6.0.0, when we want to add a test case in the campaign, we encounter the following error What should be done to solve it? ``` [24-01-11 10:30:24.356] SquashTM - 6 WARN [http-nio-8080-exec-9] [ServletWebRequest: uri=/squash/backend/iteration/15/test-plan/resume;client=192.168.10.20;sess...

I am a student and I need the Squash Premium plugin. This is my request for a single user
Thank you for helping me and providing me with this plugin.