You may have accidentally patched the client when trying different ways to run it, delete it and then copy again your windows installation on your chromebook.
Create a script that will start the game:
Code:
echo "cd ~/.wine/program\ files/sony/everquest/" > ~/starteq
echo "wine eqgame.exe patchme" >> ~/starteq
Make the script file executable:
Run the script file:
You should see a client window open asking to accept (or not) the EULA, after which you can login to play.
Post results and questions.