**Steps to reproduce** - Login as admin - Open the asset folders - Drag&Drop a folder with assets from your local harddrive to a folder in the tree **Actual behaviour** - Error message appears <img width="1266" height="472" alt="Image" src="https://github.com/user-attachments/assets/72a0f17c-bf9b-4aa2-9ad9-1421b26f6487" /> **Expected behaviour** - Folder should be created and assets should be uploaded **Environment** - Studio Nightly - Windows - Google Chrome
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