Is anyone also having problem when using java delegate task in service task with delegate expression? It is ok when placing into class with “org.flowable.DelegateExpressionBean” Error Message Forwarding to error page from request [/app/rest/process-instances] due to exception [Unknown property u…

Unknown property used in expression when using Java Delegate with Delegate Expression in BPMN

filiphr December 23, 2020, 10:17am 2

This seems a lot like the post you shared in Executing Service Task from UI. Have a look at my reply there.

Cheers,
Filip

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