What is the model number and firmware version of your unit?
Please check if your firmware is latest one or not at here.
https://www.nextodi.com/support/download/

If not, please update your firmware and test again.

The 0x00030032 error related to the file system, i.e., NX_FS_NO_ENTRY.
That can happen if the file system broken because of improper disk removal after connecting to the computer.
Check the internal drive at the computer following this site.
https://howtorecover.me/check-disk-errors-chkdsk-command-prompt

Easiest way is formatting your Nexto, but that will erase every files in Nexto, so make sure backup your data to another disk before formatting Nexto.