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Firefox crashes on startup

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  • 9 have this problem
  • 356 views
  • Last reply by FredMcD

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Crash ID: bp-d33ccc56-4b5b-483b-9f2f-1b66d1171011

Firefox crashes on startup. The crash still happens in Safe Mode and after Reinstallation of Firefox. Please help.

Chosen solution

Product Firefox Release Channel release Version 56.0.1 Build ID 20171002220106 OS Windows 10 OS Version 10.0.15063

bp-d33ccc56-4b5b-483b-9f2f-1b66d1171011 Signature: fslsp_x64.dll@0x15385

fslsp_x64.dll = F-Secure security software

ucrtbase.dll = Windows

KERNELBASE.dll = Microsoft

user32.dll = Windows User API

fsgkiapi_x64.dll = F-Secure Corp


Check F-Secure for updates. If the problem continues, disable it.

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Chosen Solution

Product Firefox Release Channel release Version 56.0.1 Build ID 20171002220106 OS Windows 10 OS Version 10.0.15063

bp-d33ccc56-4b5b-483b-9f2f-1b66d1171011 Signature: fslsp_x64.dll@0x15385

fslsp_x64.dll = F-Secure security software

ucrtbase.dll = Windows

KERNELBASE.dll = Microsoft

user32.dll = Windows User API

fsgkiapi_x64.dll = F-Secure Corp


Check F-Secure for updates. If the problem continues, disable it.