"This report does not use a Common Semantic Layer data source" error on attempt to open report in Crystal Reports for Enterprise 4.0
Followed by another Error:
The viewer could not process an event. Error in filename.
Crystal Reports for Enterprise 4.0
Open report in Crystal Reports 2011, go to Database > Set Datasource location, Expend the Properties.
If it shows "crdb_" at the beginning of the Database DLL,
it means the report was saved in Crystal Reports 2011 and a warning message was ignored.
Normal report should look like:
Open the report in Crystal reports for Enterprise
Use "Set Datasource Location" to point the report to correct datasource.
CR, CR4Ent, , KBA , BI-RA-CR-DSL , Crystal Reports on C++ Data Semantic Layer (ClassicUniverse) , Problem