Invalid command-line argument outputs "command not found" error

[mbucc]

Marks-MBP-3:shmig mark$ ./shmig -c test
/bin/test: line 1: ????: command not found
Usage: shmig [options] <action> [arguments...]
Common options:
  -d <database name>
  -t [mysql|postgresql|sqlite3]
  -h
and action is one of create, up, down, rollback, status, redo, and pending.