> Make sure that your .qmail file doesn't have the executable bit set.
thanks for your help,I have checked /var/qmail/alias
no executable bit set.I am puzzled.
========================================================================
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-bin
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-daemon
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-decode
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-dumper
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-games
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-ingres
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-mailer-daemon
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-manager
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-nobody
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-operator
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-postmaster
-rw-r--r-- 1 alias nofiles 56 Sep 29 12:30 .qmail-root
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-system
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-toor
-rw-r--r-- 1 alias nofiles 6 Sep 9 22:33 .qmail-uucp
