Outlook Web App couldn't initialize. Invalid forms registry file %1 Line number = %2 Position = %3 The value "%4" specified ...

Exchange Server 2010

Outlook Web App couldn't initialize.

Invalid forms registry file %1  Line number = %2  Position = %3  The value "%4" specified for the RequiredFeatures element isn't valid.

The forms registry is a critical component of Outlook Web App. If this error isn't addressed, users might not be able to access Outlook Web App. The Help and Support Center provides information about troubleshooting the forms registry.

Outlook Web App couldn't initialize. Forms registry %1 specifies %2 as the base experience, but %2 is not defined in the ... Outlook Web App couldn't initialize. Forms registry %1 specifies %2 as the base experience, but %2 is not defined in the ... Outlook Web App couldn't initialize. Invalid forms registry file %1 Line number = %2 Position = %3 The value "%4" specified ... Outlook Web App couldn't initialize. Invalid forms registry file %1 Line number = %2 Position = %3 The value "%4" specified ... Outlook Web App couldn't initialize. Invalid forms registry file %1 Line number = %2 Position = %3 The value "%4" specified ... Outlook Web App couldn't initialize. Invalid forms registry file %1 Line number = %2 Position = %3 The value "%4" specified ... Outlook Web App couldn't initialize. Invalid forms registry file %1 Line number = %2 Position = %3. Either the ClientControl ... Outlook Web App couldn't initialize. Invalid forms registry file %1 Line number = %2 Position = %3. Either the ClientControl ... Outlook Web App couldn't initialize. Invalid forms registry file %1 Line number = %2 Position = %3. Expected attribute = ...