ConcurrentModificationException is blocking sync queues
The number of agent's queues are blocked and not synced to the server due to a ConcurrentModificationException. This affects select agents and is systemic for those agents. Most of the queues are long with older items.
**Date and time**,121 [.PRPCWorkManager : 0] [ STANDARD] [tionOffline:01.02.01] (ReceiveItems._baseclass.Action) ERROR
A2031969 - Start async HTTP service for SYSTEM-QUEUE-EXECUTIONREQUEST-SERVICE-DEFAULT SYSTEM-QUEUE-EXECUTIONREQUEST-
**Date and time**,348 [.PRPCWorkManager : 0] [ STANDARD] [tionOffline:01.02.01] ( internal.mgmt.Executable) ERROR A2031969 - Exception
Steps to Reproduce
A defect in Pegasystems' code or rules is identified as root cause for the issue.
- Apply HFix-30822.
- Restart the application server.
- Apply HFix-30574.
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