User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:2.0b10) Gecko/20100101 Firefox/4.0b10 Build Identifier: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:2.0b10) Gecko/20100101 Firefox/4.0b10 On any videos on youtube, any quality, there is a black screen when maximizing. On 720p the player crashes Reproducible: Always Steps to Reproduce: 1.Go to a video on youtube.com 2.click play 3.hit the button in the bottom right of the player 4.hit the quality and change it to 720p 5.player will crash and show you a bug report link Actual Results: After step 3, black screen until I hit esc. After step 5, a bug report link apears. Expected Results: Played the video on full screen The bug happens with any theme.... i cant think of anything i might have that would effect it.
Mozilla/5.0 (Windows NT 6.1; rv:2.0b10) Gecko/20100101 Firefox/4.0b10 Works fine for me. I have tried with both 720p, 1080p. Please try if you can reproduce it or if it works fine 1.in safe mode. https://support.mozilla.com/en-US/kb/Safe+Mode 2.or by creating a new profile https://support.mozilla.com/en-US/kb/Managing+profiles#Creating_a_profile
Disable the hardware acceleration if it works in the safemode. (alt key)/tools/options/advanced/hardware acceleration. Post the graphic section from about:support if it works in the normal mode and disabled hardware acceleration. Please also post the crash ID from about:crashes for the crashed plugin. https://developer.mozilla.org/en/How_to_get_a_stacktrace_for_a_bug_report
This bug was reported using a pre-release version of Firefox 4. Now that Firefox 4.0.1 final has been released, can you please update and retest your bug? A fresh profile would be a good starting place to test, http://support.mozilla.com/kb/Managing+profiles. If you continue to see the issue, can you please update this bug with your results? Filter: firefox4prebugsunco
If you still see this problem when using a current version, please post new information
Status: UNCONFIRMED → RESOLVED
Last Resolved: a year ago
Resolution: --- → INCOMPLETE
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