FOMOH2084
Missing argument to the -dbxpromptmod flag. For information on the correct syntax to use when invoking pdbx, type: pdbx -h

Explanation

The -dbxpromptmod flag requires a text string as an argument. This text string was missing.

System action

Specify a text string to be used to modify the dbx prompt so that it will not collide with your data or program.