Got a problem in my folder that i cant open

[kmdl]

C:\ProgramData is always closing everytime i open it, i thing its a kind of virus, anyone knows how to remove it?
i cant open regedit and task manager too.

[kmdl]

And everytime i put the word ProgramData or programdata in anywhere like browser, notepad, mword etc, it always closed, like the word ProgramData and Task Manager is block in my pc

[kmdl]

Oh its fine now, thanks, i just restart my pc, thanks, already thank you in that Thank Geek-9pm button hehe, thanks ^_^