From f9ea517e054d1779af6043c5c7e771d49e090007 Mon Sep 17 00:00:00 2001
From: "j.delarago" <joeydelarago@gmail.com>
Date: Wed, 8 Jun 2022 11:51:54 +0200
Subject: [PATCH] If package.json metadata file is missing from 3mf file output
 warning instead of error.

CURA-8610
---
 plugins/3MFReader/ThreeMFWorkspaceReader.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plugins/3MFReader/ThreeMFWorkspaceReader.py b/plugins/3MFReader/ThreeMFWorkspaceReader.py
index 7456ce2b95..3c096318b5 100755
--- a/plugins/3MFReader/ThreeMFWorkspaceReader.py
+++ b/plugins/3MFReader/ThreeMFWorkspaceReader.py
@@ -1255,8 +1255,11 @@ class ThreeMFWorkspaceReader(WorkspaceReader):
         try:
             package_metadata = json.loads(archive.open("Metadata/packages.json").read().decode("utf-8"))
             return package_metadata["packages"]
+        except KeyError:
+            Logger.warning("No package metadata was found in .3mf file.")
         except Exception:
             Logger.error("Failed to load packes metadata from .3mf file")
+
         return []