| BlenderSync tab not visible in Revit |
Add-in did not load |
Open Manage → Add-Ins in Revit to confirm the add-in is listed; check the session log for startup errors |
| Sync and Setup buttons are disabled |
No active license |
Open the License window and activate a license or start a trial |
| Sync commands became unavailable while Revit was open |
License expired or invalidated |
Open the License window to review and restore access |
| Check connection shows orange |
Server not running, wrong address, or timeout |
Confirm BlenderSync for Blender is running; verify the Server and Port in Setup |
| Check connection shows red |
Unexpected failure |
Check the session log for details |
| Selected sync does nothing |
No elements selected |
Select elements in Revit first, then click Selected |
| Capture returns nothing |
Server has no objects ready, or is not running |
Check the BlenderSync for Blender Connection panel; confirm the server is running |
| Captured families have wrong geometry |
Unit mismatch on the Blender side |
Geometry sent by BlenderSync for Blender must be in meters |
| LiveSync stops unexpectedly |
Transport failure or license lapse |
Check the status bar message; verify server connectivity and license state |
| Installer shows "No Revit installations found" |
Revit not installed or registry not readable |
Confirm Revit 2026 is installed; run the setup under the same Windows user account that installed Revit |
| Installer shows a version as "Not supported" |
Version is not Revit 2026 |
Only Revit 2026 is supported. Upgrade Revit or wait for an updated BlenderSync release. |
| Installation failed |
MSI error |
Click Open log file on the Finished screen and check for error codes |
| Restart required after install |
MSI needed a reboot |
Restart Windows before launching Revit |