TestFlight unable to accept invite Halliday.invite.app.accepted.self.with.-conflict.email User in TestFlight tries to tap "INSTALL" and receives the error message: "Unable to Accept Invite. Halliday.invite.app.accepted.self.with.-conflict.email".Has anyone seen this error and found a resolution? App Store Distribution & Marketing TestFlight TestFlight 6 0 4.8k Jan ’18