The community is also a great place to check out. Try these places for help from other users:
Please review the Third-Party Game Support topic to determine whether your question should be directed to the game developer or to Steam Support. Sending a support request to the wrong party may result in a delay in processing your request.
If you're encountering issues when launching or playing Red Orchestra 2, make sure everything installed correctly.
Exit Steam entirely.
Browse to your Red Orchestra 2 installation folder (Usually C:\Program Files\Steam\steamapps\common\red orchestra 2\)
Run the following installers:
Reboot your computer and test the issue again. If the issue persists, contact Red Orchestra 2 support.
The Stahlhelm and Pilotka are awarded for purchases of the Steam Digital Deluxe Edition of Red Orchestra 2: Heroes Of Stalingrad.
You will not receive these promotional items if you purchased the standard version of the game on Steam or if you purchased a copy of the game through a third party retailer.
If you purchased the standard version of this game on Steam and would like to upgrade your purchase to the Digital Deluxe Edition you can find the upgrade in the Steam Store here.
If the above does not resolve the issue and you are running Windows 7 or Windows Vista, please complete the instructions in our Windows 7 and Vista Troubleshooting FAQ.
If you are running in Windows XP, take the following steps: