Which (e.g., SketchUp, Revit, ArchiCAD) are you trying to link with Lumion? What version of Lumion are you currently running?
Right-click and select Run as Administrator .
Purchase a legitimate license and install the official build. Official builds never throw random "channel not found" errors. Which (e
If your security system restricts the software from creating local temporary files, you will encounter immediate license and channel reading drops.
"Lumion channel not found in installation, skipping load routine free." Which (e
How to Fix "Lumion Channel Not Found in Installation Skipping Load Routine" Error
before running the setup. Install Lumion to its default directory. Which (e
The most direct way to resolve this is to recover the missing files from your security history.