* Multiple individuals with the same name: There might be several people named Luigi Maria Ugolini, and you haven't provided enough context to identify the specific one you're looking for.
* Lack of public records: It's possible that information about his death isn't publicly available or has not been documented.
To help find the answer, please provide more information, such as:
* His profession or field of work: Was he an artist, scientist, politician, etc.?
* His place of birth or residence: Where did he live?
* Any other notable details: Did he have any specific accomplishments or events in his life that might be helpful in searching for information about him?
With more information, it might be possible to find details about his death.