diff --git a/plugins/Toolbox/resources/qml/Toolbox.qml b/plugins/Toolbox/resources/qml/Toolbox.qml
index 0254bb0dcd..cdbe2f0710 100644
--- a/plugins/Toolbox/resources/qml/Toolbox.qml
+++ b/plugins/Toolbox/resources/qml/Toolbox.qml
@@ -46,6 +46,11 @@ Window
                 id: viewLoading
                 visible: toolbox.viewCategory != "installed" && toolbox.viewPage == "loading"
             }
+            ToolboxErrorPage
+            {
+                id: viewErrored
+                visible: toolbox.viewCategory != "installed" && toolbox.viewPage == "errored"
+            }
             ToolboxDownloadsPage
             {
                 id: viewDownloads
diff --git a/plugins/Toolbox/resources/qml/ToolboxErrorPage.qml b/plugins/Toolbox/resources/qml/ToolboxErrorPage.qml
new file mode 100644
index 0000000000..600ae2b39f
--- /dev/null
+++ b/plugins/Toolbox/resources/qml/ToolboxErrorPage.qml
@@ -0,0 +1,22 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Toolbox is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 1.4
+import QtQuick.Controls.Styles 1.4
+
+Rectangle
+{
+    id: page
+    width: parent.width
+    height: parent.height
+    color: "transparent"
+    Label
+    {
+        text: catalog.i18nc("@info", "Could not connect to the Cura Package database. Please check your connection.")
+        anchors
+        {
+            centerIn: parent
+        }
+    }
+}
diff --git a/plugins/Toolbox/src/Toolbox.py b/plugins/Toolbox/src/Toolbox.py
index 2e2fb3cbb8..ea5a535196 100644
--- a/plugins/Toolbox/src/Toolbox.py
+++ b/plugins/Toolbox/src/Toolbox.py
@@ -314,8 +314,9 @@ class Toolbox(QObject, Extension):
         return
 
     def resetDownload(self):
-        self._download_reply.abort()
-        self._download_reply.downloadProgress.disconnect(self._onDownloadProgress)
+        if self._download_reply:
+            self._download_reply.abort()
+            self._download_reply.downloadProgress.disconnect(self._onDownloadProgress)
         self._download_reply = None
         self._download_request = None
         self.setDownloadProgress(0)
@@ -333,11 +334,13 @@ class Toolbox(QObject, Extension):
 
         if reply.error() == QNetworkReply.TimeoutError:
             Logger.log("w", "Got a timeout.")
+            self.setViewPage("errored")
             self.resetDownload()
             return
 
         if reply.error() == QNetworkReply.HostNotFoundError:
             Logger.log("w", "Unable to reach server.")
+            self.setViewPage("errored")
             self.resetDownload()
             return