diff --git a/plugins/3MFReader/ThreeMFWorkspaceReader.py b/plugins/3MFReader/ThreeMFWorkspaceReader.py
index ee8652839d..8184ad1443 100755
--- a/plugins/3MFReader/ThreeMFWorkspaceReader.py
+++ b/plugins/3MFReader/ThreeMFWorkspaceReader.py
@@ -377,7 +377,9 @@ class ThreeMFWorkspaceReader(WorkspaceReader):
         #  - the global stack DOESN'T exist but some/all of the extruder stacks exist
         # To simplify this, only check if the global stack exists or not
         global_stack_id = self._stripFileToId(global_stack_file)
+
         serialized = archive.open(global_stack_file).read().decode("utf-8")
+
         serialized = GlobalStack._updateSerialized(serialized, global_stack_file)
         machine_name = self._getMachineNameFromSerializedStack(serialized)
         self._machine_info.metadata_dict = self._getMetaDataDictFromSerializedStack(serialized)
diff --git a/plugins/VersionUpgrade/VersionUpgrade49to50/VersionUpgrade49to50.py b/plugins/VersionUpgrade/VersionUpgrade49to50/VersionUpgrade49to50.py
index 0cdeddf216..a3fccb68ea 100644
--- a/plugins/VersionUpgrade/VersionUpgrade49to50/VersionUpgrade49to50.py
+++ b/plugins/VersionUpgrade/VersionUpgrade49to50/VersionUpgrade49to50.py
@@ -109,6 +109,8 @@ class VersionUpgrade49to50(VersionUpgrade):
         # Update version number.
         if "metadata" not in parser:
             parser["metadata"] = {}
+
+        parser["general"]["version"] = "5"
         parser["metadata"]["setting_version"] = "18"
 
         result = io.StringIO()
diff --git a/plugins/VersionUpgrade/VersionUpgrade49to50/__init__.py b/plugins/VersionUpgrade/VersionUpgrade49to50/__init__.py
index a3660b6c1d..a465f5a263 100644
--- a/plugins/VersionUpgrade/VersionUpgrade49to50/__init__.py
+++ b/plugins/VersionUpgrade/VersionUpgrade49to50/__init__.py
@@ -15,8 +15,8 @@ def getMetaData() -> Dict[str, Any]:
         "version_upgrade": {
             # From                           To                              Upgrade function
             ("preferences", 6000016):        ("preferences", 6000018,        upgrade.upgradePreferences),
-            ("machine_stack", 4000016):      ("machine_stack", 4000018,      upgrade.upgradeStack),
-            ("extruder_train", 4000016):     ("extruder_train", 4000018,     upgrade.upgradeStack),
+            ("machine_stack", 4000016):      ("machine_stack", 5000018,      upgrade.upgradeStack),
+            ("extruder_train", 4000016):     ("extruder_train", 5000018,     upgrade.upgradeStack),
             ("definition_changes", 4000016): ("definition_changes", 4000018, upgrade.upgradeInstanceContainer),
             ("quality_changes", 4000016):    ("quality_changes", 4000018,    upgrade.upgradeInstanceContainer),
             ("quality", 4000016):            ("quality", 4000018,            upgrade.upgradeInstanceContainer),