Software error:

27/07/2024 09:28:06SYS=> medika , USER=anon ,ERR=> ============== Can't open /usr/home/medikl/pagal3//SYS/medika/mySess/UFgVvcEkir7Im6z4PPPVBFYhnbLcwIruPSj for write: No space left on device  , LOG file : /usr/home/medikl/pagal3//SYS/medika/error_logs/error_Anonymous_27_07_2024.log
 
 TDQ=$VAR1 = {
          'ACTION_PARAMS' => [],
          'USER_ID' => 0,
          'UPLOAD_FILE' => 0,
          'USER_GRP' => 2,
          'LANG' => 'BG',
          'USER' => '',
          'USER_DATA' => 0,
          'IN' => {
                    'LANG' => 'BG',
                    'ID' => 0,
                    'BUTTON' => '!medical-services=1094',
                    'ORDER_PAGE' => 1,
                    'ACTION' => 'html_open',
                    'BACK' => '!medical-services=1094',
                    'REF' => 1722065286,
                    'LANG_ID' => 26,
                    'CALL_METH' => 'html_loader',
                    'RECALC' => 1
                  },
          'USER_ACC' => {
                          '2' => 29
                        },
          'CGI' => bless( {
                            '.fieldnames' => {},
                            'escape' => 1,
                            '.charset' => 'ISO-8859-1',
                            '.parameters' => [
                                               'Лъчелечение',
                                               '!medical-services'
                                             ],
                            'param' => {
                                         '!medical-services' => [
                                                                  '1094'
                                                                ],
                                         'Лъчелечение' => [
                                                                       ''
                                                                     ]
                                       },
                            'use_tempfile' => 1
                          }, 'CGI' ),
          'TRD' => {
                     '' => {},
                     'CALL_METH' => {
                                      '%D0%9B%D1%8A%D1%87%D0%B5%D0%BB%D0%B5%D1%87%D0%B5%D0%BD%D0%B8%D0%B5' => "\x{41b}\x{44a}\x{447}\x{435}\x{43b}\x{435}\x{447}\x{435}\x{43d}\x{438}\x{435}"
                                    },
                     '***' => {},
                     'METHOD_ERROR' => {
                                         'ALL' => '<<Error: Call admin!>>'
                                       }
                   }
        };

 GTES=$VAR1 = {
          'CALL_METH' => {
                           '%D0%9B%D1%8A%D1%87%D0%B5%D0%BB%D0%B5%D1%87%D0%B5%D0%BD%D0%B8%D0%B5' => "\x{41b}\x{44a}\x{447}\x{435}\x{43b}\x{435}\x{447}\x{435}\x{43d}\x{438}\x{435}"
                         },
          'LOAD_FILE' => {
                           'ID' => 1094,
                           'HTML' => 'uslugi'
                         }
        };

It's not a bug, it's a feature!