diff --git a/plugins/UM3NetworkPrinting/resources/qml/PrintJobContextMenu.qml b/plugins/UM3NetworkPrinting/resources/qml/PrintJobContextMenu.qml
index 7b956a2101..da4499adf6 100644
--- a/plugins/UM3NetworkPrinting/resources/qml/PrintJobContextMenu.qml
+++ b/plugins/UM3NetworkPrinting/resources/qml/PrintJobContextMenu.qml
@@ -39,8 +39,8 @@ Item {
     Popup {
         id: popup;
         background: Item {
-            height: popup.height;
-            width: popup.width;
+            height: childrenRect.height;
+            width: childrenRect.width;
 
             DropShadow {
                 anchors.fill: pointedRectangle;
diff --git a/plugins/UM3NetworkPrinting/resources/qml/PrinterCard.qml b/plugins/UM3NetworkPrinting/resources/qml/PrinterCard.qml
index 1dcf5fd3ad..61009a0ec3 100644
--- a/plugins/UM3NetworkPrinting/resources/qml/PrinterCard.qml
+++ b/plugins/UM3NetworkPrinting/resources/qml/PrinterCard.qml
@@ -77,6 +77,9 @@ Item {
                     UM.RecolorImage {
                         anchors.centerIn: parent;
                         color: {
+                            if (!printer) {
+                                return "black";
+                            }
                             if (printer.state == "disabled") {
                                 return UM.Theme.getColor("monitor_tab_text_inactive");
                             }
diff --git a/plugins/UM3NetworkPrinting/resources/qml/PrinterCardDetails.qml b/plugins/UM3NetworkPrinting/resources/qml/PrinterCardDetails.qml
index 35a9372713..d0aa4bf80a 100644
--- a/plugins/UM3NetworkPrinting/resources/qml/PrinterCardDetails.qml
+++ b/plugins/UM3NetworkPrinting/resources/qml/PrinterCardDetails.qml
@@ -35,7 +35,7 @@ Item {
 
         PrinterInfoBlock {
             printer: root.printer;
-            printJob: root.printer.activePrintJob;
+            printJob: root.printer ? root.printer.activePrintJob : null;
         }
 
         HorizontalLine {}
@@ -45,7 +45,7 @@ Item {
             width: parent.width;
 
             PrintJobTitle {
-                job: root.printer.activePrintJob;
+                job: root.printer ? root.printer.activePrintJob : null;
             }
             PrintJobContextMenu {
                 id: contextButton;
diff --git a/plugins/UM3NetworkPrinting/resources/qml/PrinterCardProgressBar.qml b/plugins/UM3NetworkPrinting/resources/qml/PrinterCardProgressBar.qml
index 81ad95bea9..d31dd09af3 100644
--- a/plugins/UM3NetworkPrinting/resources/qml/PrinterCardProgressBar.qml
+++ b/plugins/UM3NetworkPrinting/resources/qml/PrinterCardProgressBar.qml
@@ -19,7 +19,7 @@ ProgressBar {
     }
     style: ProgressBarStyle {
         property var remainingTime: {
-            if (printer.activePrintJob == null) {
+            if (!printer || printer.activePrintJob == null) {
                 return 0;
             }
             /* Sometimes total minus elapsed is less than 0. Use Math.max() to prevent remaining
@@ -28,7 +28,7 @@ ProgressBar {
             return Math.max(printer.activePrintJob.timeTotal - printer.activePrintJob.timeElapsed, 0);
         }
         property var progressText: {
-            if (!printer.activePrintJob || !printer.activePrintJob.state ) {
+            if (printer === null ) {
                 return "";
             }
             switch (printer.activePrintJob.state) {
@@ -64,7 +64,7 @@ ProgressBar {
         progress: Rectangle {
             id: progressItem;
             color: {
-                if (!printer.activePrintJob) {
+                if (! printer || !printer.activePrintJob) {
                     return "black";
                 }
                 var state = printer.activePrintJob.state
diff --git a/plugins/UM3NetworkPrinting/resources/qml/PrinterInfoBlock.qml b/plugins/UM3NetworkPrinting/resources/qml/PrinterInfoBlock.qml
index 1b20593f9a..92a8f1dcb3 100644
--- a/plugins/UM3NetworkPrinting/resources/qml/PrinterInfoBlock.qml
+++ b/plugins/UM3NetworkPrinting/resources/qml/PrinterInfoBlock.qml
@@ -24,7 +24,6 @@ Item {
         anchors {
             left: parent.left;
             right: parent.right;
-            
         }
         height: childrenRect.height;
         spacing: Math.round(0.5 * UM.Theme.getSize("default_margin").width);