Re: unable to login to xbox live, error code 8015D002
You can try to clear the system cache in your xbox console and see if that solves the issue. To do that, press the guide button on your controller and then choose Settings > System Settings. After that highlight any storage device and then press Y on your controller. Now you need to choose Clear System Cache. It will prompt for some confirmation and then select Yes to proceed and the cache will be cleared for all storage devices. Now you can try to login to the Xbox live account.
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