Getting Below error while retrieving Data.
Expression evaluation error at function a!queryEntity_18r3 [line 4]: An error occurred while retrieving the data. Details: Unexpected error executing query (type: [VIEWDT6164], query: [queryentity expression], order by: [[Sort[eventType asc]]], filters:[null])
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This is typically a timeout issue. Did you check the tomcat-stdout log file for any details?
I am getting data from a view maybe its throwing error due to timeout,
in logs it is displaying the same error.