Symptom
After adding a user defined field (UDF) in SAP Business One you may receive the following error when you add data to the field using the SAP Business One Connector tool:
-1000 Property is invalid
Cause
The SAP Business One Data Integration Server (DI Server ) does not pick up newly added user defined fields automatically.
Resolution
The DI Server must be restarted after adding a user defined field in SAP Business One before it can be made available for use by the SAP Business One Connector tool.

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