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Firefox 3.6 stops working after update, xul.dll missing

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When Firefox 3.6 does auto update, the program will not load, xul.dll missing.

This happened

A few times a week

updates are loaded.

User Agent

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.5.21022; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET4.0C; AskTbGLSV5/5.8.0.12304)

When Firefox 3.6 does auto update, the program will not load, xul.dll missing. == This happened == A few times a week == updates are loaded. == == User Agent == Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.5.21022; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET4.0C; AskTbGLSV5/5.8.0.12304)

Alle svar (1)

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I have exact same problem. The last 2 upgrades have failed with the same error message as above. I have to use alternate browser to download new firefox and reload firefox. I am now using 3.6.8