Work through these basics - especially the updates to drivers and quicktime, and disable your antivirus.
- Install all Windows Updates.
Install latest version of Apple QuickTime (v7.6.9 at time of writing). Even if you don't use QuickTime, PRE relies heavily on it.
- Install most recent graphics and sound drivers from the manufacturers web sites.
- Run Disk Cleanup.
- Run Defragmenter.
- Temporarily disable any anti-virus realtime scanning.
- Use the GSpot Codec Information Utility to analyse the file and post screen image.
- Post back here with the necessary information described here: Got a Problem? How to Get Started
Insanity is hereditary, you get it from your children
Are each of you using the same source files? If so, please give us the full specs. of those files.
If using different source files, again, please give us the full specs. of those files.
This ARTICLE will give you some background, and also how to get the specs. of the files.
It could be as simple as you not having a CODEC, that the others have.
Also, I urge you to follow Neale's suggestions, as many things can contribute to playability issues.
Two things I would check.
How old the video card driver is and the bit depth of your graphics card.
When running 16bit colors normally the playback frame should be white, however I wouldn't rule out that you see what's in the background screen with old graphic card drivers instead of a white frame. If the color depth is 16bit, change it to 32bit.
You could also try the trick about deleting the baddrivers.txt file. However I would test that after updating the graphic card driver.
You'll find that file under C:\Users\All Users\Adobe\Premiere Elements\9.0