* EXIT CODE This command returns 0 upon successful completion, or a non-zero exit code otherwise. 0. success 2. no matches found. Try a different query 11. database schema mismatch. You need to re-initialize ~mu~, see *mu-init(1)* 19. failed to acquire lock. Some other program has exclusive access to the mu database 99. caught an exception # Local Variables: # mode: org # End: