IIS worker process encountered a problem

Hi, we are having exchange 2003 with service pack2 on windows 2003 ent edition, we have installed some windows patches on the server day before yesterday, after the isntallation of patches we are getting popup as 'IIS worker process encountered a problem and needed to close' mails are getting stuck in queue. Please suggest a solution to resolve the issue
Annik515Asked:
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abdulzisCommented:
Could you post the exact error from the event log?
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Annik515Author Commented:
Hi,
We are getting following event errors very frequently. IIS is terminated its own

Event Type:      Error
Event Source:      Service Control Manager
Event Category:      None
Event ID:      7031
Date:            10/21/2008
Time:            6:39:57 PM
User:            N/A
Computer:      CORP-SRV-03
Description:
The IIS Admin Service service terminated unexpectedly.  It has done this 6 time(s).  The following corrective action will be taken in 1 milliseconds: Run the configured recovery program.

Event Type:      Error
Event Source:      Service Control Manager
Event Category:      None
Event ID:      7034
Date:            10/21/2008
Time:            6:39:57 PM
User:            N/A
Computer:      CORP-SRV-03
Description:
The Microsoft Exchange Routing Engine service terminated unexpectedly.  It has done this 5 time(s).

Event Type:      Error
Event Source:      Service Control Manager
Event Category:      None
Event ID:      7034
Date:            10/21/2008
Time:            6:39:57 PM
User:            N/A
Computer:      CORP-SRV-03
Description:
The Simple Mail Transfer Protocol (SMTP) service terminated unexpectedly.  It has done this 6 time(s).

Event Type:      Warning
Event Source:      W3SVC
Event Category:      None
Event ID:      1009
Date:            10/21/2008
Time:            6:40:20 PM
User:            N/A
Computer:      CORP-SRV-03
Description:
A process serving application pool 'ExchangeApplicationPool' terminated unexpectedly. The process id was '5892'. The process exit code was '0xc0000005'.

Event Type:      Error
Event Source:      Application Error
Event Category:      (100)
Event ID:      1000
Date:            10/21/2008
Time:            6:39:50 PM
User:            N/A
Computer:      CORP-SRV-03
Description:
Faulting application inetinfo.exe, version 6.0.3790.1830, faulting module ntdll.dll, version 5.2.3790.1830, fault address 0x000224b2.

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 41 70 70 6c 69 63 61 74   Applicat
0008: 69 6f 6e 20 46 61 69 6c   ion Fail
0010: 75 72 65 20 20 69 6e 65   ure  ine
0018: 74 69 6e 66 6f 2e 65 78   tinfo.ex
0020: 65 20 36 2e 30 2e 33 37   e 6.0.37
0028: 39 30 2e 31 38 33 30 20   90.1830
0030: 69 6e 20 6e 74 64 6c 6c   in ntdll
0038: 2e 64 6c 6c 20 35 2e 32   .dll 5.2
0040: 2e 33 37 39 30 2e 31 38   .3790.18
0048: 33 30 20 61 74 20 6f 66   30 at of
0050: 66 73 65 74 20 30 30 30   fset 000
0058: 32 32 34 62 32            224b2  


Event Type:      Error
Event Source:      Microsoft Exchange Server
Event Category:      None
Event ID:      1000
Date:            10/21/2008
Time:            6:39:29 PM
User:            N/A
Computer:      CORP-SRV-03
Description:
Faulting application inetinfo.exe, version 6.0.3790.1830, stamp 42435bec, faulting module ntdll.dll, version 5.2.3790.1830, stamp 424377d2, debug? 0, fault address 0x000224b2.

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 41 00 70 00 70 00 6c 00   A.p.p.l.
0008: 69 00 63 00 61 00 74 00   i.c.a.t.
0010: 69 00 6f 00 6e 00 20 00   i.o.n. .
0018: 46 00 61 00 69 00 6c 00   F.a.i.l.
0020: 75 00 72 00 65 00 20 00   u.r.e. .
0028: 20 00 69 00 6e 00 65 00    .i.n.e.
0030: 74 00 69 00 6e 00 66 00   t.i.n.f.
0038: 6f 00 2e 00 65 00 78 00   o...e.x.
0040: 65 00 20 00 36 00 2e 00   e. .6...
0048: 30 00 2e 00 33 00 37 00   0...3.7.
0050: 39 00 30 00 2e 00 31 00   9.0...1.
0058: 38 00 33 00 30 00 20 00   8.3.0. .
0060: 34 00 32 00 34 00 33 00   4.2.4.3.
0068: 35 00 62 00 65 00 63 00   5.b.e.c.
0070: 20 00 69 00 6e 00 20 00    .i.n. .
0078: 6e 00 74 00 64 00 6c 00   n.t.d.l.
0080: 6c 00 2e 00 64 00 6c 00   l...d.l.
0088: 6c 00 20 00 35 00 2e 00   l. .5...
0090: 32 00 2e 00 33 00 37 00   2...3.7.
0098: 39 00 30 00 2e 00 31 00   9.0...1.
00a0: 38 00 33 00 30 00 20 00   8.3.0. .
00a8: 34 00 32 00 34 00 33 00   4.2.4.3.
00b0: 37 00 37 00 64 00 32 00   7.7.d.2.
00b8: 20 00 66 00 44 00 65 00    .f.D.e.
00c0: 62 00 75 00 67 00 20 00   b.u.g. .
00c8: 30 00 20 00 61 00 74 00   0. .a.t.
00d0: 20 00 6f 00 66 00 66 00    .o.f.f.
00d8: 73 00 65 00 74 00 20 00   s.e.t. .
00e0: 30 00 30 00 30 00 32 00   0.0.0.2.
00e8: 32 00 34 00 62 00 32 00   2.4.b.2.
00f0: 0d 00 0a 00               ....    
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Annik515Author Commented:
Hi Guys, could you support on this. We are still facing this issue and our IIS getting crashing after interval of time.
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Annik515Author Commented:
Hi All, We uninstalled the SEP11 client from the Exchange server but mails were still going in pending for sumission queue, then we restarted the DNS servicices, local mails flow were fine but external mails were not getting delivered and had to restart DC and ADC,  for more than 24hrs we are not getting IIS crashing ussue.

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Windows Server 2003

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