When I play multiplayer on halo CE the moment I select a map it says you're cd key is invalid........help me
Please be as detailed as you can when making an answer. Answers that are too short or not descriptive are usually rejected.
Please do not use this box to ask a question, it will be rejected - this box is for answers ONLY. If you want to ask a question for this game, please use the ask a question box which is above on the right.
Accept submission terms View Terms
You are not registered / logged in.
If you would like to ne notified if/when we have added this answer to the site please enter your email address.
We will only use this address to email the confirmation for this answer.
Most likely someone on the server you're trying to join used the same CD key as yours. (That means at least ONE of you is using a product key found online.)
I have the answer, first you must to delete the halo CE and then Installed it again with other CD key and you must be Can Play Multiplayer
Search for more answers for Halo: Combat Evolved or ask your own question here.