New 2.7.1 from revit loses materials when export

**D5 Render Version:**2.7.1
**Graphics Card:**3090 TI
Driver Version:
Issue Description: export from latest revit plugin loses materials, worked on first version of 2.7
Screenshots/Videos Description:
Steps to Reproduce (optional):

Hello. Please let me know the exact version number of the D5 you are currently using.

Also, I suggest you can send us your revit model for check. You can share a link here or send your file to our email. (support@d5techs.com, please describe the problem and attach the link of this post to your mail)