From 6c15eb295bc030483254823267ed0c0a2df6d2a3 Mon Sep 17 00:00:00 2001
From: James Lucas III <github@cmsws.com>
Date: Tue, 17 Dec 2024 15:10:04 -0500
Subject: [PATCH] Update Template_Mixin.pm

Fixes an error when trying to view an invoice that was Voided.

Error message generated:
Can't use string ("") as a HASH ref while "strict refs" in use at /usr/share/perl5/FS/Template_Mixin.pm line 1245
---
 FS/FS/Template_Mixin.pm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/FS/FS/Template_Mixin.pm b/FS/FS/Template_Mixin.pm
index 76680d2704..4cf160403f 100644
--- a/FS/FS/Template_Mixin.pm
+++ b/FS/FS/Template_Mixin.pm
@@ -1240,6 +1240,9 @@ sub print_generic {
       if ( $section_with_taxes && ref $line_item->{pkg_tax} ) {
         for my $line_tax ( @{$ line_item->{pkg_tax} } ) {
 
+          # Verify $line_tax is a HASH
+          next unless ref $line_tax eq 'HASH';
+
           # It is rarely possible for the same tax record to be presented here
           # multiple times.  See cust_bill_pkg::_pkg_tax_list for more info
           next if $seen_tax_lines{ $line_tax->{billpkgtaxlocationnum} };