During flashing of Nexus factory image, running flash-all.sh or simply # fastboot -w update image-hammerhead-m4b30z.zip fails with message /usr/bin/mke2fs failed with status 1 fastboot: error: Cannot generate image for userdata If you remove ‘-w’ from the fastboot command, the installation can complete without formatting (wiping) userdata partition. However that is not an ideal situation and… Continue reading Nexus 5/6P Flashing Factory Image fastboot error: mke2fs failed with status 1, Cannot generate image for userdata