Why I can't catch the exception?

[Piotrek via Digitalmars-d-learn]

On Sunday, 5 June 2016 at 18:20:12 UTC, Era Scarecrow wrote:
>  The assertion is being thrown in the storage.d and 
> backtracking it basically points to line 115 (usersCollection), 
> so am going to guess based on error messages alone that you are 
> passing a struct/class that doesn't match inputs that it is 
> expecting for one of the elements it needs to store.
>
>  So my advice is to look at the User struct/class, and then 
> look at the DB's User table. But this is just a far thrown 
> guess at the problem.

You are very close. This is just a limitation of the current 
database code which can only handle the simplest structs.

https://gitlab.com/PiotrekDlang/DraftLib/issues/4

Piotrek