Dear All, could you help me with the matter
we've got a problem when installing Exchange 2010 EE Client Access Role on Windows Server 2008 R2 Standard Edition
The log of the problem:
Summary: 3 item(s). 1 succeeded, 1 failed.
Elapsed time: 00:00:05
Preparing Setup
Completed
Elapsed Time: 00:00:00
Client Access Role
Failed
Error:
The following error was generated when "$error.Clear(); $InternalOwaUrl="https://" + $RoleFqdnOrName + "/owa"; new-OwaVirtualDirectory -DomainController $RoleDomainController -InternalUrl $InternalOwaUrl;" was run: "An error occurred while creating the IIS
virtual directory 'IIS://SERVER01.contoso.com/W3SVC/1/ROOT/owa' on 'SERVER01'.".
An error occurred while creating the IIS virtual directory 'IIS://SERVER01.contoso.com/W3SVC/1/ROOT/owa' on 'SERVER01'.
ISAPI extension owaauth.dll in group MSExchangeClientAccess wasn't found and its status can't be changed. Please make sure this ISAPI extension (IIS Web service extension) is still listed in IIS Manager. If it's not, it may need to be added again.
Elapsed Time: 00:00:04
Finalizing Setup
Cancelled
MCSE