2534823 - Error: "The database connector 'crdb_managedrelational.dll' could not be loaded" when refreshing a report in Crystal Reports

SAP Knowledge Base Article - Public

2534823 - Error: "The database connector 'crdb_managedrelational.dll' could not be loaded" when refreshing a report in Crystal Reports

Symptom

  • Error: 'Failed to load database information'
  • Report fails to refresh in Crystal Reports designer.
  • When attempting to refresh a report in Crystal Reports designer, it fails with the error:
              
     "Failed to load database information.
      Details: The database connector 'crdb_managedrelational.dll' could
      not be loaded. The correct version of the database client for this 
      database type might not be installed." 
        
        
      Error - Managed connection.png

Environment

  • SAP Crystal Reports 2011
  • SAP Crystal Reports 2013
  • SAP Crystal Reports 2016

Reproducing the Issue

  1. In Crystal Reports designer open a report.
       
  2. When refreshing the report, it fails with the error message:
       
     "Failed to load database information.
      Details: The database connector 'crdb_managedrelational.dll' could
      not be loaded. The correct version of the database client for this 
      database type might not be installed." 

Cause

  • The report was created off a managed database connection in Crystal Reports for Enterprise designer, but the report is now open in Crystal Reports designer.
         
  • Crystal Reports, and Crystal Reports for Enterprise are two different reporting tools that creates reports. Despite the file format is the same, report created in Crystal Reports for Enterprise cannot be refresh in Crystal Reports designer, as the data connection is different. For more information in the difference between those two reporting solutions, see the SAP Community Wiki:
     
    From Crystal Reports 2008 to SAP Crystal Reports 2016 or SAP Crystal Reports for Enterprise 

Resolution

  • Open the report in Crystal Reports for Enterprise designer.
      
     
  • If you do not have Crystal Reports for Enterprise designer installed, then see the following SAP Knowledge Base Article to download the product:
     
    1714230 - How to download Crystal Reports for Enterprise?

Keywords

CRFE, CR for E, CR4E, CR for Enterprise, CR , KBA , BI-RA-CR , Crystal Reports designer or BusinessViews Manager , Problem

Product

SAP Crystal Reports 2011 ; SAP Crystal Reports 2013 ; SAP Crystal Reports 2016