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If serialization of XML fails, we don't try to send it to the printer

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This commit is contained in:
Jaime van Kessel 2016-09-09 11:04:16 +02:00
parent a6a47b0aa2
commit 97cf79c2e1
1 changed files with 1 additions and 1 deletions
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2
NetworkPrinterOutputDevice.py
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@ -607,7 +607,7 @@ class NetworkPrinterOutputDevice(PrinterOutputDevice):
for container in UM.Settings.ContainerRegistry.getInstance().findInstanceContainers(type = "material"):
try:
xml_data = container.serialize()
if xml_data == "":
if xml_data == "" or xml_data is None:
continue
material_multi_part = QHttpMultiPart(QHttpMultiPart.FormDataType)