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Capture Firefox log and Mozilla bicection
rc-swag edited this page Oct 27, 2025
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This is just some brief in structions I was given when interacting with the mozilla team. Far more indepth info can be found in their documentation but I thougt I would record the insturctions I recieved as the where helpful.
Firefox logging and bicection You can bisect the regression point with mozregression? That won't use your profile directly unless you choose such option in the UI so that you can do it without dataloss.
- Open a testcase in a tab
- Open about:logging in another tab
- Choose "Logging to a file" radio button and type a path to save the log into the text field, then, press "Set Log File" button
- Set "New log modules:" field to KeyboardHandler:4,IMEHandler:4,sync and click "Set Log Module" button.
- If you see "Start logging" button in top of the page, click it.
- Back to the tab loaded the testcase with mouse
- Click the editor and do the minimum steps to reproduce the bug
- Back to the tab loaded about:logging with mouse
- Click the "Stop logging" button
- The Log file is available the path set above.
You bisect a regression point with mozregression? It doesn't user your profile directly unless you choose such option in the UI so that you can do it without dataloss.