137 ATTACH Error Cause Resolution When running the ATTACH function and the map component file does not exist. Edit the model to call the correct map component file. When running an inbound standard translation and you get the error “Message processing, Error 137,” then the trading partner is not defined properly. Verify the inbound map component file is defined properly at the Trading Partner lowest level-inbound values.
16.2 release. Updated October 23, 2016