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

  Move overflows buffer (ERR=161)

  In a MOVE statement, the combined length of elements in the  I/O  list
  exceeds size of the record just read.  Reduce the size of the I/O list
  or increase the file's RECORDSIZE.