Fermeture subite de MF3

Bonjour,

Souvent Mozilla firefox se ferme subitement et voici le rapport de plantage...
Que faire ? merci

Add-ons: {CAFEEFAC-0016-0000-0011-ABCDEFFEDCBA}:6.0.11,{972ce4c6-7e08-4474-a285-3208198ce6fd}:3.0.6
BuildID: 2009011913
CrashTime: 1234028335
InstallTime: 1233933855
ProductName: Firefox
SecondsSinceLastCrash: 85760
StartupTime: 1234027554
Theme: classic/1.0
URL: http://www5.artaemys.com/fr/server/1/index.php?M5FUP1U4Q3G%29.5FA683%2924UEK9%2315%2C6QT8WI%266E9L%3C%27A5%2CG%2135%26Q%3A%3D%261Z2E9-%0AM%3AD%24Q651%2A2U8Q3G-C1F1796M%3A-E%3D66E9D%2CE978T5L5F%29%280G-95%24Y%235U9D%3CUDS%0AM%3A%255B5EI953%29T%3CU%3D%272EAE2%24%29683%291%2C%25141EIE5U%29%289%249D3F%29%25%3C%25I6%3B%260P8C%29%26%0AM5U-J6E-B5%26Q865%3DT1F5%26%3B%27%252%3BF138DA%222E9%27%2C3%21A5EI946I25U%29L6E161%249S%0AM5C%25D%3CE%3DL9%26AB2%24%29%3A5U%3DT85%2CR4E%3DC15938FU26%259M%3E%26%25-1FQR5E1656%2955C95%0AM5S5O5C%60Q%3C5%29J3E96%2CTXT56US%2C5%3D65G-A1F135T5%2A%3BU8R%3E%26IE1E%29R355D5F%29L%0AM6G%255%2C%259W8VQ25E5K3D%5D6%3B%258U5%25920U972D9C16A78EA%225%259L6F%25C%3B%25I55FQ%3A%0A14V%24Q53%25655I%263U9%224E%214%2C%23T%60%0A%60%0A
Vendor: Mozilla
Version: 3.0.6

Ce rapport contient également des informations techniques sur l'état de l'application lors du plantage.