You see the following error message and code when you try to sign in to Xbox Live on your Xbox 360 console: Can't sign on to Xbox Live 80072EF3 This may mean there's a network connection issue or corrupted data on your console’s hard drive, or you have an outstanding balance on a subscription. Solutions Solution 1: Power cycle (turn off and on) the console Here's how: On your controller, press and hold the Xbox Guide button for 3 seconds. From the on-screen menu, select Turn Off Console, and then press the A button . Repeat step 1. Your console will turn on. Solution 2: Check for and delete corrupted content Here's how: Press the Guide button on your controller. Go to Settings and select System Settings. Select Storage. Choose a storage location, and then press the A button on your controller. Choose Games and Apps, and then press the A button . Scroll down and check for corrupted game save files. A corrupted file will be marked with a yellow exclamation point. If you find a corrupted saved game file, delete it: Select the game, and then press the A button . Select Delete, and then press the A button . When prompted "This will permanently delete the selected content from your console. Are you sure you want to delete?", select Yes. Solution 3: Clear the system cache Clearing the system cache of possibly corrupted data can resolve problems. Here's how: Press the Guide button on your controller. Go to Settings and select System Settings. Select Storage. Highlight any storage device, and then press the Y button on your controller. (It doesn't matter which storage device you select; the cache will be cleared for all storage devices.) Select Clear System Cache. When prompted to confirm storage device maintenance, select Yes. Solution 4: Pay any outstanding balance on your account If you have a payment option tied to a subscription that has an outstanding balance, you'll have to settle the balance owed before you can make a purchase on your Xbox console. Here’s how to pay your past-due balance online: Sign in to the Services