This is usually caused by a corrupt file extraction. Re-extract Disc 2 using ISO2GOD and transfer it back to the console.
Browse the file structure until you locate a folder named . Metal Gear Solid V The Phantom Pain -Jtag RGH-
Since official online support for the Xbox 360 version has ended, a JTAG/RGH console is the only way to replicate certain "online-only" features. This is usually caused by a corrupt file extraction
Installing MGSV on a modded Xbox 360 is more complex than most games because it is a multi-disc title with mandatory content. Metal Gear Solid V The Phantom Pain -Jtag RGH-
The Xbox 360 version of the game is heavily optimized, but the JTAG/RGH environment offers tools to maximize performance.