Hi,
You need to address this problem first.
On the taskbar, click Start, point to Settings, and then click Control Panel.
In Control Panel, double-click Add/Remove Programs.
In the Add/Remove Programs Properties dialog box, click Internet Explorer and then click Add/Remove.
In the Internet Explorer dialog box, click Repair Internet Explorer, then click OK, and then click Yes to confirm the repair.
Click Yes to restart the computer.
Also try ..
Start > Run ....type in ....sfc /scannow .............ENTER