Failed to load the file or assembly “System.ComponentModel.Annotations, Version=4.2.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a” or one of its dependencies. The specified file could not be found. {FileNotFoundException}

See this update: [image] Problem with loading Pollination for Grasshopper Version 1.26.7 Grasshopper Plugin Just to update everyone here that we have identified the source of the issue in the GH plugin that failed to load. We have a new dev version of the installer here, …

Help: After installing Ladybug Tools, an error occurs when opening Grasshopper. What could be the cause?

Grasshopper Plugin

mingbo (Mingbo) November 7, 2025, 9:08pm 3

See this update: