Document Generator fails to export from Test Plans containing multiple Test Executions after upgrading to Xray versions 7.12.0, 7.12.1, or 7.12.2

Description

After upgrading Xray to version 7.12.0, 7.12.1, or 7.12.2, the Document Generator fails to export documents in Test Plan and returns the following error message:

"Something wrong has happened while Xray was generating your document. Please contact the Jira administrator."

How to reproduce

1. Upgrade Xray to one of the affected versions: 7.12.0, 7.12.1, or 7.12.2
2. Navigate to the Test Plan
3. Add multiple Test Executions
4. Use the Template XrayTestPlanAdvWithCoverPageNew
5. Attempt to export a document using the Document Generator.
6. Observe the error message displayed instead of a successful export

Actual result/Attachments

The document should be successfully generated and downloaded based on the selected template.

Expected result

An error message is displayed, and the document is not generated.

Version

• 7.12.0
• 7.12.1
• 7.12.2

Workaround

n/a