52144: APNs experienced an internal errorERROR: 52144error-52144 page anchorNOTIFICATIONSERROR Error - 52144error---52144 page anchor APNs experienced an internal errorapns-experienced-an-internal-error page anchor Possible Causespossible-causes page anchor APNs had an unexpected error APNS is unavailable Request to APNs timed out Possible Solutionspossible-solutions page anchor Retry the request at a later time If the problem persists, please contact customer support(link takes you to an external page).