Uh, indeed… I’ve got an issue recently where my Studio would crash whenever I opened a place, I even tried running Studios without asset plugins installed, and no result. But there was some weird error in the Output saying: attempt to index nil, or something similar. The issue is now fixed but indeed it must be a plugin’s issue.
Read how to do it on Mac here: How to post a Bug Report - Bug Reports - DevForum | Roblox