maybe an invalid registry key
have you tried installing or uninstalling?
try CCleaner
also found a cmd on google try also this
"type the following “Run†command “CMD†then right click the command prompt search result and hit “run as administratorâ€, in the command prompt type: “regsvr32 [location]\MSINET.OCX†and yes, you must type the full path to the file, not just the name"
im not that PC expert if it doesnt work then find another guy