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MQTT Engine will attempt to process the incoming NBIRTH or DBIRTH messages causing errors such as similar to the one shown below:



Action at EdgeResultActionResult

Add a UDT Instance

Add G1/E1/Instance2 with type T3

On add: No change at EngineTransmission RefreshInstance configured at Engine

Delete member tag of UDT Instance (this will delete the UDT Instance)

Delete G1/E1/D1/Instance1/New Tag

On delete: MQTT Engine marks all tags for the Instance as Bad_StaleDelete tags at Engine

Delete UDT Instance

Delete G1/E1/D1/Instance1 with type TestUDT

On delete: MQTT Engine marks all tags for the Instance as Bad_StaleDelete tags at Engine

Delete UDT Instance and add with the same name and UDT type

Delete G1/E1/D1/Instance1 with type TestUDT

Add G1/E1/D1/Instance1 with type TestUDT

On delete: MQTT Engine marks all tags for the Instance as Bad_Stale

On add: MQTT Engine will mark all tags for the Instance as Good quality

No action required

Delete UDT Instance and add with the same name and different UDT type

Delete G1/E1/D1/Instance1 with type TestUDT

Add G1/E1/D1/Instance1 with type T2


On delete: MQTT Engine marks all tags for the Instance as Bad_Stale

On add: No change at Engine


Delete tags at Engine before Transmission refresh is performed

Instance configured at Engine

Refresh Transmission without deleting tags at Engine

Instance tags show Bad_Stale at Engine

Various errors from tags.management.provider for new tags in definition structure

Error processing edit for tag path '[MQTT Engine]Edge Nodes/G1/E1/D1/Instance1/t3folder/t3Inst/t3Tag1': Bad_Unsupported("The target path '[MQTT Engine]Edge Nodes/G1/E1/D1/Instance1/t3folder/t3Inst' cannot accept children tags.")

Error processing edit for tag path '[MQTT Engine]Edge Nodes/G1/E1/D1/Instance1/t2Tag1': Bad_Unsupported("The target path '[MQTT Engine]Edge Nodes/G1/E1/D1/Instance1' does not have item 't2Tag1' for overrides, and cannot accept children tags.")

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