How to fix error message: "Memory cannot be written at 0x000000"

Did you ever see that annoying error?
Dun worry! here's the solution.

1. Start--> Run --> type"cmd"-> enter
2. in the DOS prompt screen, type

"for %1 in (%windir%\system32\*.dll) do regsvr32.exe /s %1"

3. you will then see a run text from buttom to the top
4. wait until it stop.
5. DONE!

This command is to re-register all the DLL files in the system32 folder.