Screen freezes in Firefox
Random freezing while in Firefox. I usually use Safari with no issues, but recently started to use Firefox and it's frozen twice without warning. Need to shut down using power button. Following is the log report:
2014-04-08 7:45:46.717 AM firefox[176]: CGSNewCIFilterByName
2014-04-08 7:45:46.717 AM WindowServer[108]: CGXSetCIFilterValues: Invalid filter 0
2014-04-08 7:45:46.718 AM WindowServer[108]: CGXSetWindowFilter: Invalid filter 0
2014-04-08 7:45:49.970 AM com.apple.launchd.peruser.501[167]: (com.hp.help.tocgenerator) Throttling respawn: Will start in 10 seconds
2014-04-08 7:45:51.112 AM com.apple.launchd.peruser.501[167]: (com.hp.help.tocgenerator) Throttling respawn: Will start in 9 seconds
2014-04-08 7:46:00.494 AM com.apple.launchd.peruser.501[167]: (com.hp.help.tocgenerator) Throttling respawn: Will start in 10 seconds
2014-04-08 7:46:01.527 AM com.apple.launchd.peruser.501[167]: (com.hp.help.tocgenerator) Throttling respawn: Will start in 9 seconds
2014-04-08 7:46:10.895 AM com.apple.launchd.peruser.501[167]: (com.hp.help.tocgenerator) Throttling respawn: Will start in 10 seconds
2014-04-08 7:46:11.929 AM com.apple.launchd.peruser.501[167]: (com.hp.help.tocgenerator) Throttling respawn: Will start in 9 seconds
2014-04-08 7:46:21.300 AM com.apple.launchd.peruser.501[167]: (com.hp.help.tocgenerator) Throttling respawn: Will start in 10 seconds
2014-04-08 7:46:22.338 AM com.apple.launchd.peruser.501[167]: (com.hp.help.tocgenerator) Throttling respawn: Will start in 9 seconds
2014-04-08 7:47:49.000 AM bootlog[0]: BOOT_TIME 1396968469 0
Any suggestions anyone?? Thanks in advance!
Using: Macbook Air 4GB 1.3 GHz Intel Core i5, OS X Version 10.9.2
Firefox 28.2
MacBook Pro, Mac OS X (10.5.8)