v1.0.13 - you guessed it,

As if releasing updates specifically causes people to find increasingly more exotic issues in their projects

• Added even more error handling to the server.
  As it turns out, GMS2 projects may contain references to resources that you've removed from project tree months ago, and IDE won't take any effort to clean them up.
• Fixed a regression since the last update that was causing some projects to not read responses from gmlive-server.
  (I've spent the entire holiday break making software and this is taking toll now)