[Galaxy S 4 i9505 Original Android Development] Zulfi:
Hello, I am having this issue, I don't know what to do.

Please see thee screen shot

[2019-04-04T18:38:12.653474000+05:30][7602:7602][V] m/r/rom_installer: Elapsed time: 00:00:47.399

[2019-04-04T18:38:12.653690000+05:30][7602:7602][V] m/r/rom_installer: Failed to run real update-binary

[2019-04-04T18:38:12.654738000+05:30][7602:7602][D] m/command: Running executable: /update-binary-tool

[2019-04-04T13:08:12.682128000+00:00][7709:7709][D] m/r/update_binary_tool: update-binary-tool: Successfully mounted /mb/loop.system at /system

[2019-04-04T18:38:12.701076000+05:30][7602:7602][D] m/r/installer: [Installer] Filesystem unmounting stage

[2019-04-04T18:38:12.701215000+05:30][7602:7602][D] m/command: Running executable: /update-binary-tool

[2019-04-04T13:08:12.729563000+00:00][7712:7712][D] m/r/update_binary_tool: update-binary-tool: Successfully unmounted /system

[2019-04-04T18:38:12.730256000+05:30][7602:7602][D] m/command: Running executable: /update-binary-tool

[2019-04-04T13:08:12.731772000+00:00][7713:7713][E] m/r/update_binary_tool: update-binary-tool: /cache: Failed to unmount: Invalid argument

[2019-04-04T18:38:12.732220000+05:30][7602:7602][D] m/command: Running executable: /update-binary-tool

[2019-04-04T13:08:12.733998000+00:00][7714:7714][E] m/r/update_binary_tool: update-binary-tool: /data: Failed to unmount: Invalid argument

[2019-04-04T18:38:12.756890000+05:30][7602:7602][V] m/r/rom_installer: Copying temporary image to system

[2019-04-04T18:38:21.456318000+05:30][7602:7602][D] m/mount: Clearing loop device /dev/block/loop1

[2019-04-04T18:38:21.465750000+05:30][7602:7602][D] m/r/installer: [Installer] Cleanup stage

[2019-04-04T18:38:21.466010000+05:30][7602:7602][V] m/r/rom_installer: Failed to flash zip file.

[2019-04-04T18:38:21.466197000+05:30][7602:7602][V] m/r/rom_installer: Destroying chroot environment

[2019-04-04T18:38:22.751210000+05:30][7602:7602][E] m/r/installer: Failed to unmount /chroot/system: Invalid argument

[2019-04-04T18:38:22.751323000+05:30][7602:7602][E] m/r/installer: Failed to unmount /chroot/cache: Invalid argument

[2019-04-04T18:38:22.751353000+05:30][7602:7602][E] m/r/installer: Failed to unmount /chroot/data: Invalid argument

[2019-04-04T18:38:22.751383000+05:30][7602:7602][E] m/r/installer: Failed to unmount /chroot/efs: Invalid argument

[2019-04-04T18:38:22.751819000+05:30][7602:7602][E] m/r/installer: Failed to unmount /chroot/sbin: Invalid argument

[2019-04-04T18:38:22.751854000+05:30][7602:7602][E] m/r/installer: Failed to unmount /chroot: Device or resource busy

[2019-04-04T18:38:22.754374000+05:30][7602:7602][D] m/mount: Attempting to unmount /chroot/mb/install.zip

[2019-04-04T18:38:22.755289000+05:30][7602:7602][D] m/mount: Attempting to unmount /chroot/mb/bind.data

[2019-04-04T18:38:22.756057000+05:30][7602:7602][D] m/mount: Attempting to unmount /chroot/mb/bind.cache

[2019-04-04T18:38:22.756896000+05:30][7602:7602][D] m/mount: Attempting to unmount /chroot

[2019-04-04T18:38:22.764825000+05:30][7602:7602][E] m/r/installer: /efs: path not mounted

[2019-04-04T18:38:22.765098000+05:30][7602:7602][V] m/r/rom_installer: The log file was saved as MultiBoot.log on the internal storage.

[2019-04-04T18:38:22.765125000+05:30][7602:7602][V] m/r/installer: Finished cleanup