What does negative attributions mean

The fundamental attribution error is most visible when people explain and assume the behavior of others ... However, when evaluating one's own behavior, the situational factors are often exaggerated when there is a negative outcome while dispositional factors are exaggerated when there is a positive outcome.

Attribution is an explanation for the cause of a person's behavior ... A fundamental attribution error is the phenomenon of explaining one's own negative behavior through external attribution, but others' negative behavior through internal attribution.