In the address bar, type about:crashes. Note: If any reports do not have BP in front of the numbers, click it and select Submit.

Using your mouse, mark the most resent 7 - 10 crash reports, and copy them. Now go to the reply box below and paste them in.

Some added toolbar and anti-virus add-ons are known to cause Firefox issues. Disable All of them.

Thanks for your help - I have disabled add ons but still have the same problem.

Crash details below, I'd appreciate any further help if it means something to you?

Report ID Date Submitted bp-f1e51677-10e4-43bd-a388-daed32141109 09/11/2014 17:23 70f06b49-51d3-4d60-8ad5-ca774bdd7a47 09/11/2014 17:19 bp-ed0f426d-3636-4206-bf3f-193182141109 09/11/2014 17:06 afcffe1c-8db5-4f19-965c-7f261116bc9c 08/11/2014 16:10 bp-eca1b48e-29d8-43ce-b7e9-7f42b2141108 08/11/2014 16:08 bp-e48844fc-8302-4f7e-a1d5-f089e2141108 08/11/2014 16:04 bp-3f3bbfab-d297-4bbf-8b23-457582141106 06/11/2014 13:11 bp-7cb3886d-48b4-4baf-b2dd-002bc2141106 06/11/2014 13:10 f917a1b7-a2b4-4b3c-b033-6fd315bb2b2f 04/09/2014 01:26 bp-37bc2899-617b-4da1-bf25-45b4c2140606 06/06/2014 13:35

Some of your crash reports weren’t sent to the Mozilla Servers.

In the address bar, type about:crashes. Note: If any reports do not have BP in front of the numbers, click it and select Submit.

These programs were flagged in the crash reports;

KERNELBASE.dll

shell32.dll

ntdll.dll

propsys.dll

I'm not sure but I think these are windows programs. Perform a System File Check to fix the corrupted system files http://www.sevenforums.com/tutorials/1538-sfc-scannow-command-system-file-checker.html