俩个apache共存的问题

第一个apache监听80，访问正常
再装第二个apache监听8080，刚启动完后，访问8080正常，但只要再访问非8080的端口，第二个apache就会自动停掉。
第一个apache任何时候不受影响。
已排除是其他软件端口冲突。
error.log 如下：

[Wed Nov 12 23:11:19 2008] [notice] Apache/2.2.10 (Win32) PHP/5.2.6 configured -- resuming normal operations
[Wed Nov 12 23:11:19 2008] [notice] Server built: Oct 10 2008 12:39:04
[Wed Nov 12 23:11:19 2008] [notice] Parent: Created child process 2188
[Wed Nov 12 23:11:19 2008] [notice] Child 2188: Child process is running
[Wed Nov 12 23:11:19 2008] [notice] Child 2188: Acquired the start mutex.
[Wed Nov 12 23:11:19 2008] [notice] Child 2188: Starting 64 worker threads.
[Wed Nov 12 23:11:19 2008] [notice] Child 2188: Starting thread to listen on port 8080.
[Wed Nov 12 23:11:26 2008] [notice] Parent: Received shutdown signal -- Shutting down the server.
[Wed Nov 12 23:11:26 2008] [notice] Child 2188: Exit event signaled. Child process is ending.
[Wed Nov 12 23:11:27 2008] [notice] Child 2188: Released the start mutex
[Wed Nov 12 23:11:28 2008] [notice] Child 2188: All worker threads have exited.
[Wed Nov 12 23:11:28 2008] [notice] Child 2188: Child process is exiting
[Wed Nov 12 23:11:28 2008] [notice] Parent: Child process exited successfully.


请高手赐教

查下进程

安装的目录要区分开，
尽量用源码进行安装