SAP Knowledge Base Article - Preview

2588960 - 'Error loading database connector...' when refreshing a report in Crystal Reports for Enterprise

Symptom

  • Fail to refresh a report.
  • Was able to refresh the report before.
  • When refreshing a report in Crystal Reports for Enterprise, it fails with the error:
       
       "The following error has occured while trying to retreive the data:
       
        Error loading database connector. The class 'com.crystaldecisions.reports.queryengine.drivermpl.DriverLoader'
        could not be accessed.
     
        Please check with your System Administrator that the data source is correctly configured."
      
        Crystal Reports for Enterprise - Refresh Error.png


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Environment

  • SAP Crystal Reports for Enterprise 4.0
  • SAP Crystal Reports for Enterprise 4.1
  • SAP Crystal Reports for Enterprise 4.2

Product

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

Keywords

CR4E, CRFE, CR for Ent, CR for Enterprise , KBA , BI-RA-CRE , Crystal Reports for Enterprise , Problem

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