[Koha-bugs] [Bug 30781] Use of uninitialized value $val in substitution iterator at /usr/share/koha/lib/C4/Letters.pm line 665.

[bugzilla-daemon at bugs.koha-community.org]

https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=30781

--- Comment #5 from Fridolin Somers <fridolin.somers at biblibre.com> ---
(In reply to Jonathan Druart from comment #4)
> To test that a subroutine call does not produce a warning you should use
> warning_is.

Ah OK.
I keep the test on the build of letter content and add a new for the warning.

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