我有运行我的WebApp的IIS，最近每天都有几次停止池，我得到Service Unavailable HTTP Error 503. The service is unavailable.
然后我必须启动池和WebApp工作。
在服务器管理器中=＆gt;我得到的事件：
Application pool 'url' is being automatically disabled due to a series of failures in the process(es) serving that application pool.
A process serving application pool 'url' terminated unexpectedly. The process id was '6360'. The process exit code was '0xc000041d'.
A process serving application pool 'url' terminated unexpectedly. The process id was '9456'. The process exit code was '0xc000041d'.
A process serving application pool 'url' terminated unexpectedly. The process id was '6156'. The process exit code was '0xff'.
A process serving application pool 'url' terminated unexpectedly. The process id was '4964'. The process exit code was '0xc000041d'.
A process serving application pool 'url' terminated unexpectedly. The process id was '10168'. The process exit code was '0xc000041d'.
A process serving application pool 'url' terminated unexpectedly. The process id was '4812'. The process exit code was '0xff'.
A process serving application pool 'url' terminated unexpectedly. The process id was '3776'. The process exit code was '0xc000041d'.
A process serving application pool 'url' suffered a fatal communication error with the Windows Process Activation Service. The process id was '9764'. The data field contains the error number.
A process serving application pool 'url' terminated unexpectedly. The process id was '7656'. The process exit code was '0xc000041d'.
A process serving application pool 'url' suffered a fatal communication error with the Windows Process Activation Service. The process id was '4704'. The data field contains the error number.
Application pool 'url' is being automatically disabled due to a series of failures in the process(es) serving that application pool.
A process serving application pool 'url' terminated unexpectedly. The process id was '3412'. The process exit code was '0xc000041d'.
A process serving application pool 'url' terminated unexpectedly. The process id was '6332'. The process exit code was '0xff'.
A process serving application pool 'url' suffered a fatal communication error with the Windows Process Activation Service. The process id was '1136'. The data field contains the error number.
A process serving application pool 'url' suffered a fatal communication error with the Windows Process Activation Service. The process id was '8716'. The data field contains the error number.
我该怎么办？我该如何解决这个问题？ THX。