I was trying to install Microsoft Lync 2010 on Server 2008 R2.
I installed DNS, Active Directory on same computer. when i tried to install Lync 2010 on it, it gived me mysqlexpress error.
This list shows the error, it is the list of files:
> Bootstrapper Logging status to: C:\Users\Administrator\AppData\Local\Temp\BootstrapSqlExpress-[2011_01_14][03_57_57].html Checking prerequisites for bootstrapper...
Checking prerequisite WMIEnabled...
prerequisite satisfied. Checking prerequisite NoBootstrapperOnBranchOfficeAppliance...
prerequisite satisfied. Checking prerequisite SupportedOS...
prerequisite satisfied. Checking prerequisite NoOtherVersionInstalled...
prerequisite satisfied. Checking prerequisites for roles...
Checking prerequisite WMIEnabled...
prerequisite satisfied. Checking prerequisite NoOtherVersionInstalled...
prerequisite satisfied. Checking prerequisite SupportedOS...
prerequisite satisfied. Checking prerequisite PowerShell2...
prerequisite satisfied. Checking prerequisite VCredist...
prerequisite satisfied. Checking prerequisite SqlNativeClient...
prerequisite satisfied. Checking prerequisite SqlBackcompat...
prerequisite satisfied. Checking prerequisite UcmaRedist...
prerequisite satisfied. Checking prerequisite SqlExpressRtc...
installing...
failure code -2068578304 Prerequisite installation failed: SqlExpressRtc
