The dataset can be configured by right click, manage, add global IDs for automatic entry. Otherwise, I use the following to populate an attribute field that is similar to the GlobalID field. table name: (use * if you want this to apply to all feature classes) Field Name: (enter the name of the field that you want the GUID in) Value Method: GUID Value Info: B for other values: N, D, P visit: All methods - Attribute Assistant | ArcGIS Solutions (documentation, All Methods) scroll down to: GUID
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