получилась следующая ситуация, когд

получилась следующая ситуация, когда пользователи были друзьями был создан запрос на обмен карточками, потом один из них отменил дружбу, а запрос остался. Поэтому система выдала ошибку, не может быть обмена карточек не между друзьями.
Я исправил это вчера, когда отменяется дружба отменяются и все запросы на обмен карточками

Результаты (английский) 1:

turned out the following situation when users were friends was created by request to Exchange cards, then one of them lifted the friendship and the request remained. Therefore the system issued an error can not be exchange of cards is not between friends.I corrected it yesterday, when the friendship is cancelled are canceled and all requests to Exchange cards

Результаты (английский) 2:

I received the following situation when people were friends was created request to exchange cards, then one of them overturned friendship and remained request. Therefore, the system generated an error, there can be no exchange of cards between friends.
I corrected that yesterday when friendship is canceled canceled and all requests to exchange cards

Результаты (английский) 3:

this is the situation when users have been friends established a trading card games, then one of them lifted the friendship, and request to stay. therefore, the system made a mistake, there can be no exchange of cards not between friends.i did this yesterday, when friendship is cancelled and all requests for exchange of cards