SAP Knowledge Base Article - Preview

3668491 - JDBC Query Timeout or Connection Closure Causing Errors JZ0C1 and SQLCode -299 - SAP IQ

Symptom

  • Applications connecting to SAP IQ through the JDBC driver may experience intermittent disconnections or aborted statements.
  • The following errors are observed in the SAP IQ server log

         JZ006: Caught IOException: com.sybase.jdbc3.jdbc.SybConnectionDeadException: JZ0C0: Connection is already closed.
         JZ0C1: An IOException occurred which closed the connection.
         SQLCode: -299, SQLState: 57014, Severity: 16
         Statement interrupted by user

  •  In some cases, subsequent errors such as NullPointerException or java.sql.SQLException: Connection is closed are also seen in the application log.


Read more...

Environment

  • SAP IQ 16.x
  • JConnect JDBC driver 

Keywords

KBA , BC-SYB-IQ , Sybase IQ , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.