Non-technical Description

Creation of new trainees was failing due to new validation on the “permit to work” field. If the trainee did not have any “right to work” data then the validation failed and creation of the trainee was blocked.

Trigger

• Failed attempt to create a new Person record

Detection

• Reported by member of the team on Slack
  
  

  Open

  

   

• Admins UI E2E tests started failing at some point prior to this due to the same issue.

Resolution

• Null checks added to the RightToWork validator

Timeline

• Mar 18, 2021 - 15:29 - Reported by team member on slack

• Mar 18, 2021 - 15:35 - Identified as issue with new validation

• Mar 18, 2021 - 16:11 - Fix released to stage for verification

• Mar 18, 2021 - 16:18 - Fix released to production

Root Cause(s)

• Exception thrown when creating a Person with no PermitToWork details

• New PermitToWork validation added to RightToWork validator failed

• The validator did not properly handle null values of RightToWork

Action Items

Lessons Learned

• E2E test failures should be viewed as a reflection of the state of the application and not an outlier.