Oracle Solution for Error ora-12602

ORA-12602: TNS: Connection Pooling limit reached

What triggered the Error:

The operation failed because maximum active current connections has been reached. It may not be a real error when the Connection Pooling feature is enabled. It is possible that the application later reissues the operation and successfully grabs the connection pool slot and proceeds.

What should we do to fix it:

This is an internal error. Enable tracing and attempt to repeat the error. If it occurs again, contact Oracle Customer Support.