VAC Chaos Common Problem

This Info Made by TricksOfDeath not by me i just posting to let u guys know
How To: Inject VAC Chaos into Steam Correctly
1. Close out of any Steam games
2. Exit out of Steam Client completely.
3. Close all existing hack executable files
4. Run Steam Client with Administrator privileges and login
5. Run VAC Chaos with Administrator privileges
6. Click "Load Game".

How To: Host Matches
Forward the following ports on your router.
Steam Client
* UDP 27000 to 27015 inclusive (Game client traffic)
* UDP 27015 to 27030 inclusive (Typically Matchmaking and HLTV)
* TCP 27014 to 27050 inclusive (Steam downloads)
* UDP 4380
Additional Ports for Call of Duty: Modern Warfare 2 Multiplayer
* UDP 1500 (outbound)
* UDP 3005 (outbound)
* UDP 3101 (outbound)
* UDP 28960

Issue: Incompatible Steam Client Detected.
1. Exit Steam Client
2. Run Steam Client with Administrator privileges
3. Run VAC Chaos with Administrator privileges

Issue: Unable to Connect to Steam Servers.
1. Navigate to Steam Directory
2. Delete ClientRegistry.blob
3. Restart Steam Client

Issue: Cannot Connect to VAC Module
1. Allow exception for VAC Chaos to your Firewall or simply disable your
firewall
2. Some anti-viruses target VAC because it communicates with our master server.
Add VAC Chaos to whitelist or just turn off AV when using VAC Chaos.
3. If using Windows 7 disable UAC
4. Restart computer

Issue: Steam Connection Failed Type 1
If VAC Chaos Console outputs "Steam connection Failed" after several
minutes you are VAC Banned you will be kicked out of public matches.

Issue: Steam Connection Failed Type 2
If MW2 prints the message. Simply load VAC Chaos but use the following
workaround Check "Bypass VAC-ban" and "Load Game". Use Host Tool.