Library /sys$common/syshlp/basichelp.hlb Compile time errors, STRLENDYN  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  ERROR - A string variable in  a  MAP  DYNAMIC  statement  specifies  a
  string  length.  Remove the string length.  All string variables named
  in a MAP DYNAMIC statement  have  a  length  of  zero  until  a  REMAP
  statement executes.