"Login issues" refers to problems or difficulties a person may encounter when attempting to access a computer system, online service, or account by entering their username and password. Full definition
But login issues don't appear to be the only problems. (gamesradar.com)
The support account reported a full fix of the account login issue, but reports of problems while watching content have continued to pour in. (ibtimes.com)
Another fix / workaround of PSN Login Issue on PS4 has been discovered. (gamepur.com)