Comment 5 for bug 1723976

Problem happens randomly (I had the problem 2 times) I was moving a subfolder to a different folder in the partition named 'dati1'If the problem happens again i will try with 'ubuntu-bug nautilus'
here is my filesystem:
corrado@corrado-p7-ee-0507:~$ sudo lsblk -o NAME,LABEL,SIZE,FSTYPE,UUID,MOUNTPOINT
[sudo] password for corrado:
NAME LABEL SIZE FSTYPE UUID MOUNTPOINT
loop0 4M squashfs /snap/gnome-calculator/406
loop1 14,8M squashfs /snap/gnome-characters/258
loop2 53,7M squashfs /snap/core18/970
loop3 151M squashfs /snap/gnome-3-28-1804/40
loop4 3,7M squashfs /snap/gnome-system-monitor/81
loop5 1008K squashfs /snap/gnome-logs/61
loop6 35,3M squashfs /snap/gtk-common-themes/1198
loop7 53,7M squashfs /snap/core18/941
loop8 89,4M squashfs /snap/core/6818
loop9 88,4M squashfs /snap/core/6964
loop10 14,8M squashfs /snap/gnome-characters/272
loop11 151M squashfs /snap/gnome-3-28-1804/47
sda 931,5G
├─sda1 256M vfat 07D0-8A63 /boot/efi
├─sda2 8G swap c86a81fa-1d97-483c-99f8-318382983ed7 [SWAP]
├─sda3 p3-cosmic 32G ext4 23a9d5ea-581c-401d-bb72-a9ad5fb9811e
├─sda4 p4-xenial 32G ext4 fb5dda68-061f-4076-b0a8-22eac04841ae
├─sda5 p5-disco 32G ext4 54a0ad2c-dedf-4cd8-8f98-4a4943816d91
├─sda6 p6-ee-0506 32G ext4 e2830031-8105-4aa0-9d53-f2eb3e654ecb
├─sda7 p7-ee-0507 32G ext4 fc641a6d-7cd7-416e-b694-145914908f24 /
├─sda8 p8-bionic 32G ext4 92362875-3d65-4b43-8cd4-3295eb79b959
├─sda9 16G ext4 fdc19f0e-8552-4661-a8d3-ad29597768ab
├─sda10 dati1 256G ext4 dc880632-1403-4f5e-9c42-52b41bbe1b06 /media/corrado/dati1
├─sda11 dati2 256G ext4 b10bc991-9463-4010-be04-186d562d96dc
├─sda12 dati3 187,3G ext4 d7404e13-a307-4771-a1ec-1123cf5c85b2
└─sda13 p13-dd-0306-x 16G ext4 f601b984-03e1-4134-8bad-a620a6fcd170
sr0 1024M
corrado@corrado-p7-ee-0507:~$