This could possibly be the culprit. That driver is still not very mature. Try mounting it manually with the ntfs-3g driver instead. 
sudo umount /dev/sda1
sudo mount -t ntfs-3g -o rw,nosuid,nodev,relatime,uid=1000,gid=1001,windows_names,iocharset=utf8 /dev/sda1 /run/media/wind77/R+SaSu