Brak QSO w logu korespondenta:
----------------------------------------------------------------------------------------
QSO:   144 FM 2020-11-22 1958 SP7VC         59     2JO91SS SP7FB         59    11JO91QT
----------------------------------------------------------------------------------------

Błąd w grupie kontrolnej lub w raporcie:
----------------------------------------------------------------------------------------
QSO:   144 PH 2020-11-22 2014 SP7VC         59     9JO91SS SP7MB         59    14JO92OB
QSO:   144 PH 2020-11-22 2014 SP7MB         59    14JO92OB SP7VC         59   OO9JO91SS
----------------------------------------------------------------------------------------