From 698adc45db3b9b20b5dcb1c8fa0dc6bea7f43c11 Mon Sep 17 00:00:00 2001
From: Jaime van Kessel <nallath@gmail.com>
Date: Mon, 25 Apr 2022 13:45:05 +0200
Subject: [PATCH] Fix crash if 3mf writer could not be imported

Fixes CURA-3NM (Sentry)
---
 plugins/3MFWriter/__init__.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/plugins/3MFWriter/__init__.py b/plugins/3MFWriter/__init__.py
index eff1648489..eb8a596afe 100644
--- a/plugins/3MFWriter/__init__.py
+++ b/plugins/3MFWriter/__init__.py
@@ -5,21 +5,23 @@ import sys
 from UM.Logger import Logger
 try:
     from . import ThreeMFWriter
+    threemf_writer_was_imported = True
 except ImportError:
     Logger.log("w", "Could not import ThreeMFWriter; libSavitar may be missing")
-from . import ThreeMFWorkspaceWriter
+    threemf_writer_was_imported = False
 
+from . import ThreeMFWorkspaceWriter
 from UM.i18n import i18nCatalog
-from UM.Platform import Platform
 
 i18n_catalog = i18nCatalog("cura")
 
+
 def getMetaData():
     workspace_extension = "3mf"
 
     metaData = {}
 
-    if "3MFWriter.ThreeMFWriter" in sys.modules:
+    if threemf_writer_was_imported:
         metaData["mesh_writer"] = {
             "output": [{
                 "extension": "3mf",
@@ -39,6 +41,7 @@ def getMetaData():
 
     return metaData
 
+
 def register(app):
     if "3MFWriter.ThreeMFWriter" in sys.modules:
         return {"mesh_writer": ThreeMFWriter.ThreeMFWriter(),