Issue Summary

Firefox: Build result page shows “please try reloading page” when starting/stopping builds due to errors/aborts on status/log polling calls, while builds complete successfully and Chrome works fine.

Steps to Reproduce

1. In Firefox, start a build from the plan view and open the build result page or open a currently running build.
2. While the build is running, observe the build result page.
3. Optionally, click Stop build on a running build and observe the page.
4. Repeat the same steps in Chrome.

Expected Results

Error pop up should not be visible on firefox browser

Actual Results

The below exception is thrown in the atlassian-bamboo.log file:

2026-04-08 12:27:08,808 INFO [http-nio-8085-exec-30 url: /bamboo/rest/api/latest/result/status/PROJ-PLAN-19; user: admin] [AccessLogFilter] END: 404 10.140.13.46 admin GET https://linux-123478.prod.atl-cd.net/bamboo/rest/api/latest/result/status/PROJ-PLAN-19?expand=stages.stage.results.result&_=1775651228666 requestSize=-1B
2026-04-08 12:31:02,633 INFO [http-nio-8085-exec-17 url: /bamboo/rest/api/latest/result/status/PROJ-PLAN-20; user: admin] [AccessLogFilter] END: 404 10.140.13.46 admin GET https://linux-123478.prod.atl-cd.net/bamboo/rest/api/latest/result/status/PROJ-PLAN-20?expand=stages.stage.results.result&_=1775651462488 requestSize=-1B

Workaround

1. You can use Chrome/Edge when monitoring live builds, or
2. In Firefox, if the banner appears, you can safely reload or reopen the result page. The build state and logs will still be correct.