This is the 15066th most frequent Korean word.
발생했다는
"Occurred" or "happened."
In this sentence, '발생했다는' indicates the occurrence of a problem as a known fact.
문제가 발생했다는 사실을 알게 되었다.
I found out about the fact that a problem occurred.
Here, '발생했다는' describes the occurrence of an event to communicate it to someone.
일이 발생했다는 정보를 전달해 드리겠습니다.
I will provide information about the occurrence of the matter.
In this case, '발생했다는' conveys the event of an accident as reported news.