Connector instance Event collection failure after Event Management Connectors plugin upgrade to v2.6 on Pre-Vancouver instancesDescriptionConnector instance Event collection failure after Event Management Connectors plugin upgrade to v2.6 on Pre-Vancouver instances. The required dependencies only exist in Vancouver instances.Steps to Reproduce On a Tokyo or Utah instance, upgrade the Event Management Connectors app to v2.6.0Run the event connector instance for any of these:KafkaConsumervCenterOpsviewvRealizeOp5SolarwindsZabbixNagiosXIIBMNetcoolOBMIcinga2PrtgEventsVerify that the connector instances errored out. Error message seen on the Connector Instance record in the instance: failed to run 3PC java.lang.ClassCastException: class org.mozilla.javascript.Undefined cannot be cast to class org.mozilla.javascript.NativeObject (org.mozilla.javascript.Undefined and org.mozilla.javascript.NativeObject are in unnamed module of loader 'app') Error see in the MID Server agent log (SolarWinds example): 2023-08-16T18:17:08.938-0500 INFO (Worker-Interactive:ConnectorProbe-xxx) [AWorker:128] Worker starting: ConnectorProbe source: Solarwinds2023-08-16T18:17:21.298-0500 INFO (Worker-Interactive:ConnectorProbe-xxx) [MIDSystem:35] *** Script: SolarWindJS Connector: Found 13896 records2023-08-16T18:17:21.407-0500 INFO (Worker-Interactive:ConnectorProbe-xxx) [MIDSystem:35] *** Script: ReferenceError: "PullConnectorCustomDomainUtil" is not defined.2023-08-16T18:17:21.407-0500 INFO (Worker-Interactive:ConnectorProbe-xxx) [MIDScript:257] Slow execution (12469ms) of script: probe:SolarwindsV2_JS2023-08-16T18:17:21.407-0500 ERROR (Worker-Interactive:ConnectorProbe-xxx) [JavascriptConnectorProbe:213] failed to run 3PC java.lang.ClassCastException2023-08-16T18:17:21.407-0500 INFO (Worker-Interactive:ConnectorProbe-xxx) [JavascriptConnectorProbe:73] Status: null2023-08-16T18:17:21.407-0500 INFO (Worker-Interactive:ConnectorProbe-xxx) [ECCSender:208] Enqueuing: D:\xxx\agent\work\monitors\ECCSender\output_0\ecc_queue.xxx.xml2023-08-16T18:17:21.407-0500 INFO (Worker-Interactive:ConnectorProbe-xxx) [AWorker:136] Worker completed: ConnectorProbe source: Solarwinds time: 0:00:12.469WorkaroundThis problem is currently under review and targeted to be fixed in a future release. Subscribe to this Known Error article to receive notifications when more information will be available. For a workaround, import and commit the attached update set, which adds missing dependencies:sys_remote_update_set_057904ad47b439507de5a6b5316d430e.xmlRelated Problem: PRB1691241