file: edbcomps.pas
method: TEDBDatabase.CheckSessionName

  if (NewSession <> nil) and (NewSession <> FSession) then
     begin
     if (FSession <> nil) then begin
        FSession.RemoveDatabase(Self);
        FSession.RemoveFreeNotification(Self);  <- this line should be added
to pair with this line | below
     end;                                                                                                                          |
     FSession:=NewSession;                                                            
     FSession.FreeNotification(Self); <--------| 
     FSession.AddDatabase(Self);
     end;