Solution to Windows 7 keeps on checking update or searching updates

Are you having one of the following problems related to Microsoft windows 7 update.

• Windows 7 keeps on checking update or searching updates
• Windows update stopped working
• Microsoft windows does not install the pending updates
• Windows does not show the installed updates.
• No windows updates after you install IE9.
• Windows7 failed to install updates many times.
• Windows update hangs

Cause: The problem is due to the default registry size limit in windows 7 which is is 0x8000000 (134217728). You can increase the registry size limit by following steps

Solution:

1. Open regedit (Run regedit)
2. Then goto and modify the value
3. HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control
4. Key: RegistrySizeLimit, Type: REG_DWORD, Value: 0x8000000 (134217728)
5. Change the value: 0xFFFFFF (4294967295)
6. Now reboot the system and check for the updates. You should be able to update

Related errors in CBS logs :
cbscore.dll problem
Failed to load the COMPONENTS hive from 'C:\Windows\System32\config\COMPONENTS' into registry key 'HKLM\COMPONENTS'. [HRESULT = 0x800705aa - ERROR_NO_SYSTEM_RESOURCES]
Failed to load WCP DLL. [HRESULT = 0x800705aa - ERROR_NO_SYSTEM_RESOURCES]
Failed to initialize the Core DLL:
Failed to initialize CBS Core. [HRESULT = 0x800705aa - ERROR_NO_SYSTEM_RESOURCES]
Failed to initialize Trusted Installer. [HRESULT = 0x800705aa - ERROR_NO_SYSTEM_RESOURCES]
Trusted Installer core was not initialized.
HRESULT (0x800736FD)