1. This is due to the VRay configuration with the Multiscatter does not match, which leads to analysis error.
2. Check the scene file VRay version information by using MAXfinder program, load the corresponding 3ds Max file and double-click to open the details.
3. View the Multiscatter version of the scene file as shown below:
4. Ensure that the version configuration of desktop client is consistent with the scene file for submission.