From 20b69017a8f5b7f3f295a746451b8c9822ea7c36 Mon Sep 17 00:00:00 2001
From: Wolfgang Bumiller <w.bumiller@proxmox.com>
Date: Thu, 29 Oct 2015 14:56:58 +0100
Subject: [PATCH] print_property_string: skip undefined values

---
 src/PVE/JSONSchema.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/PVE/JSONSchema.pm b/src/PVE/JSONSchema.pm
index de2a0bd..e83d8de 100644
--- a/src/PVE/JSONSchema.pm
+++ b/src/PVE/JSONSchema.pm
@@ -588,6 +588,7 @@ sub print_property_string {
 
 	my $typeformat = $format->{$key}->{format};
 	my $value = $data->{$key};
+	next if !defined($value);
 	$text .= $comma;
 	$comma = ',';
 	if ($typeformat && $typeformat eq 'disk-size') {
-- 
2.39.2