From 88857a7be8150c60784399a9e8c211a9e3c66c43 Mon Sep 17 00:00:00 2001
From: Jaime van Kessel <nallath@gmail.com>
Date: Mon, 19 Aug 2019 13:06:09 +0200
Subject: [PATCH] Fix setMaterialName

CURA-6600
---
 cura/Machines/MaterialManager.py | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/cura/Machines/MaterialManager.py b/cura/Machines/MaterialManager.py
index a360cf883a..4614344db6 100644
--- a/cura/Machines/MaterialManager.py
+++ b/cura/Machines/MaterialManager.py
@@ -274,12 +274,8 @@ class MaterialManager(QObject):
         if CuraContainerRegistry.getInstance().isReadOnly(root_material_id):
             Logger.log("w", "Cannot set name of read-only container %s.", root_material_id)
             return
-
-        material_group = self.getMaterialGroup(root_material_id)
-        if material_group:
-            container = material_group.root_material_node.container
-            if container:
-                container.setName(name)
+        containers = CuraContainerRegistry.getInstance().findInstanceContainers(id = root_material_id)
+        containers[0].setName(name)
 
     @pyqtSlot("QVariant")
     def removeMaterial(self, material_node: "MaterialNode") -> None: