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An Error and Warning Messages dialog box appears when a label is opened with On Demand Print 32 or Range Print 32

Error: UNP_MULTIDBKEY: Multiple Database-key fields accessing the same database.


ODBC (Open Database Connectivity) is Microsoft’s interface for accessing data in database management systems (DBMS’s). ODBC allows applications to access multiple data sources without having to understand the underlying format of the data being read. It is through this mechanism that the Loftware system is able to access your data.

Fields on a Loftware label can be connected to a database through Microsoft's ODBC ( Open Database Connectivity ) API.  connections to a database, there cannot be more than one Database-key field pointing to the SAME Data Source Name ( DSN )  and Table.  's likely the label designer was running Design 32 with "Warnings and Errors" turned off ( Design 32 | View | no check mark next to "Warnings and Errors" ) otherwise





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Loftware Label Manager versions 9.5 and higher.


All supported Loftware Label Manager environments



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