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Errors in Apex

in Oracle Application Express (MOSC) 10 commentsAnswered ✓

Hi Experts,

We have a load balancer with nginx as webserver and tomcat as applcation server. ORDS deployed in tomcat. We are seeing below errors in logfiles. But application seems working.

What actions do we take. Can you please guide us


2023-03-01T07:06:51.568Z WARNING   :::got unchecked exception from user-defined connection labeling callback

2023-03-01T07:06:51.570Z SEVERE   <7Dj0OuY1AreKtQzbCYKLJw> GET erptomcat /ords/xx_apex/r/generate-e-mbook-app153153153153/login?session=112657402152882 503 ORDS was unable to make a connection to the database. This can occur if the database is unavailable, the maximum number of sessions has been reached or the pool is not correctly configured. The connection pool named: |apex|rt| had the following error(s): Exception occurred while getting connection: oracle.ucp.UniversalConnectionPoolException: Universal Connection Pool internal error: oracle.ucp.UniversalConnectionPoolException: Cannot get Connection from Datasource: java.sql.SQLRecoverableException: IO Error: Connection reset by peer, Authentication lapse 294277 ms.

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