This section of the wiki has been created to help you diagnose problems with your game and overcome common bugs/issues with Besiege.
First you should check out the Common Fixes page and run through them.
If that doesn't fix your problem, check the link below to help you diagnose the problem:
Nothing worked? Have a look through the guide below to help you identify and report the problem.
Guide: Diagnosing issues and creating bug reports.