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Microsoft Dynamics NAV Purchase Order Line failed to create record with a “readonly” error.

Published: Jul 29, 2016
Post Author Written by eOne Solutions

If you are using Microsoft Dynamics NAV 2016 and attempting to integrate Purchase Orders, the following fields from the Purchase Order Line will need to be mapped to a value from your Data Source or you can set them to a value of “False” in the Destination Column:

  • Total Amount Incl VATSpecified
  • Total Amount Excl VATSpecified


If any of the fields are not mapped in a 2016 NAV integration or set to True, you will see an error similar the messages below:




Here is a sample of what the Purchase Order Line Mapping in a NAV 2016 integration will look like if you are not passing any values to the destination.

NAV 2016 Purchase Order line mapping:



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