Samsung Galaxy S4 GT-I9505 firmware update issue
You should be able to repair your phone with Odin 3.07.

THIS WILL VOID YOUR WARRANTY!


Go to www.sammobile.com
Then go to firmwares.
Search the right firmware for your device.
Download Odin (do a google search).
Extract Odin.zip
Put the md5/tar in the PA/PDA slot.
Click on start/begin/OK.
Wait a few minutes and your will reboot.