170: @header already declared
This error message has been obsolete since version 27 of the Aneamal Translator. A related error message is 194: Metadata name already declared.
Legacy information
The header
metadata name is declared to turn the automatic integration of a @header.nml file off or to link a header file manually. It may only be declared once per file, but your file declares it at least twice.
Solution
Do not declare the header
metadata name more than once per file.