Missing software and file drivers is often a leading cause of U3D file problems. It is highly recommended that you scan your PC using the U3D File Repair Tool. It will analyze your files and make sure you have the necessary file openers.
U3D file error symptoms can include the inability to open U3D files, program lock-ups, crashes, slow PC performance, startup and shut down problems, and installation errors.
Fixing the Problem
To ensure U3D files can be opened and read by your computer, download and run the U3D File Repair Tool. Simply click the button below to download the software.