RNF3811
The external subfield name is too long; name defaults to blanks.
20
Cause . . . . . : The length of the internal name generated by applying the PREFIX keyword to the external subfield name is greater than 4096.
Recovery . . . : Perform one of the following:
- Rename the subfield using the EXTFLD keyword to ensure that the PREFIX keyword will not be applied to this subfield.
- Change the name in the external description or modify the PREFIX keyword to ensure that the generated name is less than or equal to 4096 characters.