Posted in Exchange Server | 2 Comments | 24,367 views | 28/08/2010 16:46
When you try to uninstall Exchange Server 2010, you can get this error message:
The following error was generated when “$error.Clear(); uninstall-MsiPackage -PackagePath ($RoleInstallPath + “Mailbox\MSFTE.MSI”) -LogFile ($RoleSetupLoggingPath + “\InstallSearch.msilog”)” was run: “Couldn’t open package ‘C:\Program Files\Microsoft\Exchange Server\V14\Mailbox\MSFTE.MSI’. Another version of this product is already installed. Installation of this version cannot continue. To configure or remove the existing version of this product, use Add/Remove Programs on the Control Panel. Error code is 1638.
That’s because of Exchange Server Rollup 4 installation. Open Add Remove Programs and find Microsoft Full Text Indexing Engine for Exchange. Right-Click it and select to repair. After repair process, you should uninstall your Exchange Server roles.