ERROR: Child block [code:5] or something like that

Hi all i had a problem which was when i was turning Wr on a box popped and said ERROR:Child block [code:5] it was something like that. I turned off my anti virus off and wr worked ! My AVG thought it was themida and trojan but i turned it off and it worked!

so, your fixed now? lols, if it don't, Vista or windows, if you vista go to control and turn off UAC restart comp...