2490795 - SAP IQ MPX Error: Unable to connect to server '<mpx_server_name>': [Sybase][ODBC Driver][SQL Anywhere]Unable to connect, server definition is circular SQLCODE=-656 | SAP Knowledge Base Article

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2490795 - SAP IQ MPX Error: Unable to connect to server '<mpx_server_name>': [Sybase][ODBC Driver][SQL Anywhere]Unable to connect, server definition is circular SQLCODE=-656

Symptom

  • When using an ODBC Leaf Data Flow Operator to connect one multiplex server node to another node in the same multiplex system, an error may be seen is similar to the following:

       Could not execute statement. 
       Unable to connect to server '<mpx_server_name>': [Sybase][ODBC 
       Driver][SQL Anywhere]Unable to connect, server definition is circular 
       SQLCODE=-656, ODBC 3 State="HY000" 
       Line 1, column 1

 


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Environment

  • All SAP IQ 16 SP08 and above and with multiplex environments on all platforms

Product

SAP IQ 16.0 ; SAP IQ 16.1

Keywords

Unable connect server multiplex node circular ODBC IQ 16 SP08 proxy , KBA , BC-SYB-IQ , Sybase IQ , Problem

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