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I can't install the NirSoft toolbar since I installed the latest version of Firefox.

mjpsmith
mjpsmith
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Please help!

This is the error message that I get:

Firefox could not install the file at

http://ff.conduit-download.com/87/226/CT2267887/Downloads/Firefox/Releases/3.3.2.1/11-02-10-17.27.38.355/nirsoft.xpi

because: Unexpected installation error Review the Error Console log for more details. -203

Please help! This is the error message that I get: Firefox could not install the file at http://ff.conduit-download.com/87/226/CT2267887/Downloads/Firefox/Releases/3.3.2.1/11-02-10-17.27.38.355/nirsoft.xpi because: Unexpected installation error Review the Error Console log for more details. -203

Alla svar (1)

the-edmeister
the-edmeister
  • Moderator
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See this KB article.
http://kb.mozillazine.org/Unable_to_install_themes_or_extensions_-_Firefox#Unexpected_installation_error_-203