When Using CMAN, Connect Strings With Multiple ADDRESS_LISTs Per DESCRIPTION Fail With ORA-12529 (Doc ID 2682117.1)

Last updated on FEBRUARY 28, 2023

Applies to:

Symptoms

When using JDBC connections with CMAN, connections whose connect strings use multiple ADDRESS_LISTs per DESCRIPTION fail with the following error:

ORA-12529, TNS:connect request rejected based on current filtering rules
  at oracle.ucp.util.UCPErrorHandler.newSQLException(UCPErrorHandler.java:456)
  at oracle.ucp.util.UCPErrorHandler.throwSQLException(UCPErrorHandler.java:133)
  at oracle.ucp.jdbc.PoolDataSourceImpl.startPool(PoolDataSourceImpl.java:942)
  at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1969)
  at oracle.ucp.jdbc.PoolDataSourceImpl.access$500(PoolDataSourceImpl.java:198)
  at oracle.ucp.jdbc.PoolDataSourceImpl$30.build(PoolDataSourceImpl.java:4353)
  at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1924)
  at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1887)
  at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1872)

 

For example, this is a working connect string, where only one ADDRESS_LIST is used per DESCRIPTION:

Cause

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