no free space

Hi Mikhail, 

Welcome to the Box Community!

Have you checked out this related article here, this may be related to the issue you encounter? 

• Storage Usage Or File Count In My Account Is Incorrect

The next step will require you to contact Box Support to help you directly and reset your storage count so I've gone ahead and created a ticket for you so that an agent can work directly with you on this.

Kindly check your email for details and updates.

Thanks for your patience!