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There was a change in 2026 26.2.243 which broke compatibility with OpenStudio 1.11.0 and below. As Jospeh pointed out, there are 1.12.0 release candidates available for the OpenStudio Application and Plug-in which address this issue.

Release candidates here:

  • https://openstudiocoalition.org/ (must log-in)
  • https://github.com/openstudiocoalition/openstudio-sketchup-plugin/releases/tag/v1.12.0-rc1

Comment on any issues with the release candidates here:

  • https://github.com/openstudiocoalition/OpenStudioApplication/issues/886
  • https://github.com/openstudiocoalition/openstudio-sketchup-plugin/issues/176

There was a change in 2026 26.2.243 which broke compatibility with OpenStudio 1.11.0 and below. As Jospeh pointed out, there are 1.12.0 release candidates available for the OpenStudio Application and Plug-in which address this issue.

The BCL issue was also addressed in 1.12.0 as well as other new features including full internationalization of the OpenStudio Application.

Release candidates here:

  • https://openstudiocoalition.org/ (must log-in)
  • https://github.com/openstudiocoalition/openstudio-sketchup-plugin/releases/tag/v1.12.0-rc1

Comment on any issues with the release candidates here:

  • https://github.com/openstudiocoalition/OpenStudioApplication/issues/886
  • https://github.com/openstudiocoalition/openstudio-sketchup-plugin/issues/176