Rclone copying issue

guys, i am copying 4 tb of files to dropbox and i am reciveing a lot of errors. the thumbs.db not going in which i noticed dropbox dont copy however some .doc files arent going through. im recieving the error path/disallowed_name/
thumbs.db :file name disallowd.

i need help. i am new to rclone
how do i resolve these issues

I don’t use dropbox but those look to not be allowed: