Firefox will not load
Firefox will not load, get statement
can't load XPCOM.
Wšykne wótegrona (1)
Does the error message list some different version numbers?
Generally speaking, the error indicates a missing or incompatible program file, which could indicate that a recent update didn't properly replace all of the old files. You could try the procedure in the XULRunner section of this article:
https://support.mozilla.org/en-US/kb/firefox-wont-start-find-solutions#w_xulrunner-error