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CRASH.07 CX_NWBC=>RELEASE_UNSUPPORTED 'NWBC is only supported with SAP NetWeaver 7.0 EHP2 or 7.20 and further releases'Locate this document in the navigation structure



When starting NWBC, an exception is displayed with the following text:

The NetWeaver Business Client for Desktop is only supported with the NetWeaver 7.02 or 7.20 and further releases.

The call stack shows method RELEASE_UNSUPPORTED of the CX_NWBC class.


This exception is displayed after the authentication phase in one of the following cases:

  • When testing the /sap/bc/nwbc node or /nwbc alias in the HTTP Service Hierarchy Maintenance ( SICF) transaction

  • When starting NWBC for HTML with transaction NWBC

  • Within the logon window when starting NWBC for Desktop


On SAP NetWeaver 7.00 and SAP NetWeaver 7.01 with NWBC 3.0, make sure that you meet the minimum back-end requirements.

You need to apply SAP Note 1368177 Information published on SAP site.