[Install and Troubleshooting Guide v2]

The one in the OP didn't contain the score directory.

[Install and Troubleshooting Guide v2]

It turns out that the torrent doesn't come with all needed files. If you want I can prepare a new one with all necessary files to run the game.

[If NCSoft allow this, does that mean all P2W elements will be removed?]

I certainly hope so. And I hope NCSoft allows this (though their past makes them more of a villain than a hero) and allow gathering donations up to amount needed to keep the server running.

[I think the one of the reasons COH failed was lack of good marketing]

I've learned about the game when it was too late, i.e. was shutting down.