JSI Tip 10629. You cannot start the Windows Firewall service in Windows XP SP2?

After installing SP2 (Service Pack 2) for Windows XP, you experience some of the following behavior:

- The Windows Firewall/Internet Connection Sharing (ICS) service is not displayed when you run Services.msc.

- The Windows Firewall/Internet Connection Sharing (ICS) service cannot be started.

- When you attempt to access Windows Firewall settings, you receive:

Due to an unidentified problem, Windows cannot display Windows Firewall settings.

These problems are the result of missing or corrupt registry entries.

You may be able to resolve this issue using the following procedure:

1. Open a CMD.EXE window.

2. Type Rundll32 setupapi,InstallHinfSection Ndi-Steelhead 132 %windir%\inf\netrass.inf and press Enter.

3. Shutdown and restart Windows XP.

4. Open a CMD.EXE window.

5. Type Netsh firewall reset and press Enter.

6. Type Control firewall.cpl and press Enter.

7. Select On ((recommended) in the Windows Firewall dialog and press OK.

Alternately, you can repair the registry entries:

1. Copy / Paste the following into Notepad and save it as FixFW.reg:

Windows Registry Editor Version 5.00

\[-HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\]

\[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\]
"Type"=dword:00000020
"Start"=dword:00000002
"ErrorControl"=dword:00000001
"ImagePath"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,  74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,  00,76,00,63,00,68,00,6f,00,73,00,74,00,2e,00,65,00,78,00,65,00,20,00,2d,00,  6b,00,20,00,6e,00,65,00,74,00,73,00,76,00,63,00,73,00,00,00
"DisplayName"="Windows Firewall/Internet Connection Sharing (ICS)"
"DependOnService"=hex(7):4e,00,65,00,74,00,6d,00,61,00,6e,00,00,00,57,00,69,00,  6e,00,4d,00,67,00,6d,00,74,00,00,00,00,00
"DependOnGroup"=hex(7):00,00
"ObjectName"="LocalSystem"
"Description"="Provides network address translation, addressing, name resolution and/or intrusion prevention services for a home or small office network."

\[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Epoch\]
"Epoch"=dword:00002cd0

\[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\]
"ServiceDll"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f, 00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00, 69,00,70,00,6e,00,61,00,74,00,68,00,6c,00,70,00,2e,00,64,00,6c,00,6c,00,00, 00

\[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\]
"%windir%\\system32\\sessmgr.exe"="%windir%\\system32\\sessmgr.exe:*:enabled:@xpsp2res.dll,-22019"

\[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\]
"%windir%\\system32\\sessmgr.exe"="%windir%\\system32\\sessmgr.exe:*:enabled:@xpsp2res.dll,-22019"

\[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Setup\]
"ServiceUpgrade"=dword:00000001

\[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Setup\InterfacesUnfirewalledAtUpdate\]
"All"=dword:00000001

\[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Enum\]
"0"="Root\\LEGACY_SHAREDACCESS\\0000"
"Count"=dword:00000001
"NextInstance"=dword:00000001 

2. Right-click the FixFW.reg and press Merge.

3. When prompted, press OK.

4. Shutdown and restart Windows XP.

5. Open a CMD.EXE window.

6. Type Netsh firewall reset and press Enter.

7. Type Control firewall.cpl and press Enter.

8. Select On (recommended) in the Windows Firewall dialog and press OK.

NOTE: If both of these methods fail to work, reinstall SP2.

NOTE: See You cannot start the Windows Firewall service in Windows XP Service Pack 2?

NOTE: See How to Troubleshoot Windows Firewall settings in Windows XP Service Pack 2?

NOTE: See Troubleshooting Windows Firewall in Microsoft Windows XP Service Pack 2.



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