If the game seems like it's "paused", that means you have a fatal SCAR error. You can bring up the console with Control + Shift + ~ to see what it is.
Otherwise, make sure your WCP looks like:
https://github.com/eliw00d/example-win-condition-pack
this is what it looks like: https://i.imgur.com/6bQ4gJG.jpg
screenshot of console: https://i.imgur.com/NWFzOvt.jpg