1892566 - Relational Connection to BW InfoCube: Could not start JCo Server / Connect to SAP gateway failed / Error hostname unknown | SAP Knowledge Base Article

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1892566 - Relational Connection to BW InfoCube: Could not start JCo Server / Connect to SAP gateway failed / Error hostname unknown

Symptom

  • Error Message in IDT: Com.sap.connectivity.cs.java.drivers.DBDError: [Data Federator Driver][Server][Connector] An error occurred while trying to ping the server: Could not start JCo Server. See the trace log file 'dev_jco_rfc.trc' for more details.
  • SAPJCo trace on the Data Federation APS service shows: Connect to SAP gateway failed. Error hostname unknown. Hostname cached as unknown

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Environment

 

  • SAP BusinessObjects Business Intelligence platform 4.x
  • Information Design Tool (IDT)
  • Data Federation Administration Tool (DFAT)

Product

SAP BusinessObjects Business Intelligence platform 4.0 ; SAP BusinessObjects Business Intelligence platform 4.0, feature pack 3 ; SAP BusinessObjects Business Intelligence platform 4.1 ; SAP NetWeaver 7.3

Keywords

 Error hostname unknown , biSL , KBA , BI-BIP-DF , Data Federation Service , BI-BIP-SL , Semantic Layer , How To

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