The current setup of OpenPlant Power P&ID does not allow for tag duplication.
Defining a tag in OPPID
Defining a tag in Data Manager first.
Change the BMF_REQUIRES_UNIQUE_BUSINESSKEYS variable value below to 0 in proects *pcf file.
BMF_REQUIRES_UNIQUE_BUSINESSKEYS = 0
To have duplicate tags for different class types, the Requires Unique BusinessKey custom attribute can be used.
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