I too see a similar error message in the app logs, it would be great if someone posts the solution, even though there are support tickets opened. [http-nio-8080-exec-11] 18 Dec 2020 00:19:37,772 WARN BoundsEnforcer - BoundsEnforcer for collection com.singularity.ee.agent.util.bounded.collections.BoundedConcurrentReferenceHashMap with service name TransactionMonitoringService and property name SqlCacheHolder-connectionVsZosSSID-limit has exceeded maximum size of 550 entries. [http-nio-8080-exec-12] 18 Dec 2020 00:21:51,853 WARN BoundsEnforcer - BoundsEnforcer for collection com.singularity.ee.agent.util.bounded.collections.BoundedConcurrentReferenceHashMap with service name TransactionMonitoringService and property name SqlCacheHolder-connectionVsURL-limit has exceeded maximum size of 550 entries. [http-nio-8080-exec-12] 18 Dec 2020 00:21:51,853 WARN BoundsEnforcer - BoundsEnforcer for collection com.singularity.ee.agent.util.bounded.collections.BoundedConcurrentReferenceHashMap with service name TransactionMonitoringService and property name SqlCacheHolder-connectionVsZosSSID-limit has exceeded maximum size of 550 entries. cc @Shane.Samuelson  ... View more