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Ansys Learning Forum Forums Discuss Simulation Fluids Surface Reaction: UDF: Ansys Fluent Error – reg Reply To: Surface Reaction: UDF: Ansys Fluent Error – reg

Rob
Forum Moderator

Read through what you're calling from Fluent, and then what the UDF should return. You may need to add the UDF returns to a UDM and see what's going on at each stage.Â