"Channel not found in installation skipping load routine" typically occurs when your antivirus software (like Windows Defender) mistakenly flags and removes essential Lumion files (often

Navigate to your Lumion installation folder (usually C:\Program Files\Lumion [Version]\3rd). Locate the file onnxruntime.dll.

2. Common Causes

1. Corrupted Installation Files: A download interruption or hard drive error corrupted a specific .dat or .lib file.
2. Antivirus Interference: An overzealous antivirus program quarantined a Lumion file during installation, thinking it was a threat.
3. Incomplete Update: If you updated Lumion, the patch may have failed to write the new channel data correctly.
4. User Data Migration: If you moved your "Documents/Lumion" folder to another drive without updating the shortcut paths, Lumion loses track of the user content channels.

The error "Channel not found in installation skipping load routine link" typically occurs when antivirus software or Windows Defender has quarantined or deleted essential Lumion DLL and project files during installation or startup. This prevents the software from locating specific "channels"—which are critical internal components—causing the load process to fail. 1. Fix Quarantine Issues

Would you like a short checklist version of this article for quick troubleshooting?

for specific Lumion versions, or repairing the Microsoft Visual C++ Redistributable. For full troubleshooting steps, visit Lumion Knowledge Base