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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 Edge | Result | Action | Result |
---|---|---|---|
Add a UDT Instance Add G1/E1/Instance2 with type T3 | On add: No change at Engine | Transmission Refresh | Instance 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_Stale | Delete 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_Stale | Delete 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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