When opening any pdf file internet explorer gets stop working and browser restart. Reader.exe faulty module

Check for any updates and optional updates in control panel.
Run Windows Update in Windows 7

Using Windows Update in Windows 7 keeps your laptop and desktop computer safer.
Microsoft periodically releases updates and security fixes.

By loading these updates, you are keeping your Windows computer safe from viruses, spyware and malware.

With Windows Update, you have the ability to download updates and choose when to install, automatically have updates applied, check for updates only and/or never check for updates.

Click "Start," "All Program" "Windows Update."
Alternatively, you can click the "Start" orb and type Windows Update in the instant search box.

Windows Update appears in the list for you to choose.
Click "Check for updates;" it is located on the left hand-side of the open window.

Windows 7 begins checking for updates.
They are categorized as important and optional.
Click the "Important Update" link and choose all that apply.

Once you are finished choosing your important updates, click "OK."
Click the "Optional Update" link and choose all that apply.

Once you are finished choosing your important updates, click "OK."
Click "Install updates."

Windows 7 downloads your updates and installs them.
A reboot of your computer is required once the update process is complete.
You might also try this for IE 7 not sure about IE 9
Fix Adobe Acrobat or Reader 9 Crash on Internet Explorer 7 Problem

Adobe Acrobat and Adobe Reader 9 enable the computer to view PDF files.
These applications also install an add on, or plug in a small software that adds extra features to a programto Internet Explorer 7, enabling IE7 to load PDF files from within the browser.

If conflicting add-ons are installed to the browser, or if the Adobe Acrobat or Adobe Reader software is not properly installed, however, IE7 will crash whenever it attempts to load a PDF.

Open Internet Explorer.
Hold down "Alt" to show all of the toolbars.

Click "Tools" from the menu bar.
Click "Internet Options."

Go to the "Advanced" tab.
Click "Reset" to revert the Internet Explorer 7 settings to default.

Click "OK."
Restart Internet Explorer after resetting the browser.

Return to the "Tools" menu and click "Manage Add-ons."
Wait for all of the add-ons to load in the right pane, then look through the list to find the add-ons labeled "BHO" or "Browser Helper."

Click each add-on with "BHO" or "Browser Helper" in the name, then click "Disable." Restart IE when finished.

Download the Adobe Acrobat or Adobe Reader 9 software from the Adobe website, if you do not already have the setup program on your computer or on disc.

Click "Start."
Click "Control Panel."

Click "Programs," then click "Programs and Features."
Scroll to "Adobe Acrobat" or "Adobe Reader 9."

Right-click the program. Select "Uninstall" from the context menu.
Follow the onscreen directions to remove the software from the computer, then restart the PC.

Log back in to Windows and click "Start."
Click "Computer."

Navigate to the folder where the Adobe setup file is saved or insert the Adobe Acrobat CD.
If the file is saved on the computer, double-click the file to launch the installer.

Follow the onscreen prompts to reinstall the plug-in to Internet Explorer 7.
Restart the PC when the installation is complete.

Open Internet Explorer 7 after booting to Windows.
Open a PDF file from within the browser to test the browser.

http://kb2.adobe.com/cps/331/331025.html