COF10304I NO OPERANDS, COMMAND IGNORED. VLFNOTE COMMAND TERMINATED. NO VALID INPUT INFORMATION WAS SPECIFIED.

Explanation
 You did not specify any operands on the VLFNOTE
command.

System action
 Processing continues with no change made to VLF
storage.

User response
 If you do not know the valid VLFNOTE operands,
issue 'HELP VLFNOTE' for information about the VLFNOTE command. If
you do not have TSO/E operator authority, see z/OS TSO/E Command Reference for
descriptions of the VLFNOTE command functions that do not require
TSO/E operator authority. Reissue the VLFNOTE command with the correct
operands.

Source
 VLFNOTE