I am having a problem installing Grease Monkey
Getting error:
Firefox could not install the file at
https://addons.mozilla.org/en-US/firefox/downloads/latest/748/addon-748-latest.xpi?src=search
because: Unexpected installation error Review the Error Console log for more details. -203
Getting error:
Firefox could not install the file at
https://addons.mozilla.org/en-US/firefox/downloads/latest/748/addon-748-latest.xpi?src=search
because: Unexpected installation error
Review the Error Console log for more details.
-203