The ACL entry data supplied by the user via stdin or command-line is either empty or contained only white-space or comments. The setfacl option that was currently being processed is displayed in option text.
The command will exit with an error.
None.
Verify ACL entry files contain data and verify command-line. If piping getfacl output as input to setfacl, verify ACLs exist on the original file, and that they are getting displayed properly.