Here is a breakdown of why this plugin is a must-have, along with the one major caveat users need to know.

Before you smash your keyboard, try these fixes in order.

No, the crash is related to geometry density, not the SketchUp version. Newer versions help with RAM management, but a poorly prepared model will crash in any version.

: Most of these plugins offer a trial period, allowing you to finish a project before deciding if you need a permanent license. Essential Requirements for Installation To run RoundCorner correctly, you must install the shared library first. Fredo "Corner" vs "RoundCorner" License - SketchUp Forums

Approximately $15 for a perpetual license that covers three seats (devices).