Symptom
At the application using the JCo library, the following error message is observed:
com.sap.conn.jco.JCoException: (102) JCO_ERROR_COMMUNICATION: Initialization of destination XXXX failed: connection already closed
At the ABAP end, the following entries are seen at the dev_rfcXX trace file:
RFC ERROR: logon data container length XX is longer than target buffer length XX
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Environment
- SAP Java Connector (SAP JCo)
- SAP NetWeaver based systems
- ABAP Platform based systems
Product
Keywords
JCo, Connection already closed, Logon data container length, Is longer than target buffer length, RFC ERROR , KBA , BC-MID-CON-JCO , Java-Connector , BC-CST-GW , Gateway/CPIC , BC-MID-RFC , RFC , Problem
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