SAP Knowledge Base Article - Preview

1220084 - Error: 'Connection closed without message', when refreshing a report based on an SAP data source in Crystal Reports

Symptom

  • Error: Connection closed without message.
        
  • When attempting to view a report, it displays an error, and returns no data.
       
  • When refreshing a report based on an SAP datasource, like SAP ECC, ERP,... it fails with the error:
    "Database Connector Error: Connection closed without message (CM_NP_DATA_RECEIVED)"
        

  • When enabling tracing for the OpenSQL database driver, the following error message is logged in the file db_opensql_xxxx.log:
    "SAP: Received return code 6 from RfcWaitForRequest. This is an error. Message connection closed without message (CM_NO_DATA_RECEIVED)"

  • A system dump is generated on the SAP System side whenever this report is run. In Transaction: ST22, the system dumps reference the following keyword: TSV_TNEW_PAGE_ALLOC_FAILED


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Environment

  • SAP Crystal Reports 2013
  • SAP Crystal Reports 2016
  • SAP Crystal Reports 2020
          
  • SAP Netweaver 7.4
  • SAP Netweaver 7.5

Product

SAP Crystal Reports 2013 ; SAP Crystal Reports 2016 ; SAP Crystal Reports 2020

Keywords

CR, SAP Table, No data, CM_NP_DATA_RECEIVED , KBA , BI-RA-CR , Crystal Reports designer or Business View Manager , BC-CST-MM , Memory Management , Problem

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