The loading animation plays continuously while Luban is open. Or the loading animation plays continuously in the right sidebar of 3DP.
This should be caused by an internal configuration error.
To give us a lasting solution to this problem, you can provide us with the file where the error occurred by.
To reset the configurations:
Before resetting, you could back up your Laser and CNC configurations if needed. The printing configurations are incompatible with v4.5.0 and above versions due to Engine upgrades.
Optional: Back up your Laser and CNC configurations.
a. In the menu, click Settings > Open Config Folder to open the folder where configuration files are stored.
b. Copy or move the Laser and CNC configuration files somewhere else.
Find this option in Help > Reset Configurations in the menu, click Reset Configurations. All your custom configurations will be erased and restored back to default.