While attempting to install PureMessage for Microsoft Exchange, v 3.1, on Exchange 2010 SP1 Hosting Mode the following error is seen:
Setup encountered an error while gathering system information.Sophos product and version
Error details COM error-code 0x80004005 : Unspecified Error
PureMessage for Microsoft Exchange, v 3.1
What to do
This installation mode of Exchange is not supported. Please refer to the system requirements for PureMessage v 3.1
NOTE: This error may be caused by other reasons if you see it when installing on a supported version/mode of Exchange.