Error 88151000 occurs when you sign in to Xbox Live

You see the following error when you sign in to Xbox Live:

Status code: 88151000

This may mean that your membership information did not download correctly.

Solution 1: Redownload your profile

To resolve this issue, move and then redownload your profile. Here’s how:

1. Format a spare USB flash drive as an Xbox 360 Memory Unit.
2. Move your profile to the flash drive that you formatted in step 1. To do this, follow these steps:
   1. Plug the USB flash drive into your console.
   2. Press the Guide button on your controller.
   3. Go to settings, System Settings, and then Storage.
   4. Select All Devices.
   5. Select Gamer Profiles, and then select your gamer profile.
   6. Select Move.
   7. Select the USB flash drive to which you want to move your profile.
   8. Remove the USB flash drive from your console.
3. Redownload your profile. Here’s how:
   1. Press the Guide button on your controller.
   2. Select Download Profile.

      Note Not seeing Download Profile? Press X to sign out of your profile.

   3. Enter the Microsoft account associated with your Xbox Live gamertag.
   4. Enter your Microsoft account password.

      Note If your account is an Xbox Live child account, the parent’s Microsoft account information is required to download the profile.

   5. Select the storage device for your profile (for example, Hard Drive).

Your profile will begin downloading. Once your profile has downloaded, you can choose whether or not you want to require your Microsoft account password to sign in to your profile.

If this doesn’t resolve the issue, try the following solution.

Solution 2: Clear the system cache

To resolve this issue, clear the system cache. Here’s how:

Note Clear the system cache three times.

1. Press the Guide button on your controller.
2. Go to settings and select System Settings.
3. Select Storage or Memory.
4. Highlight any storage device, and then press Y on your controller. (It doesn't matter which storage device you select; the cache will be cleared for all storage devices.)
5. Select Clear System Cache.
6. When prompted to confirm storage device maintenance, select Yes.

If you keep experiencing the problem, contact Xbox Support.