diff --git a/hue_plus/hue_ui.py b/hue_plus/hue_ui.py
index 4e24a06..e7e1893 100755
--- a/hue_plus/hue_ui.py
+++ b/hue_plus/hue_ui.py
@@ -1,6 +1,8 @@
 #!/usr/bin/env python3
-VERSION="1.4.2"
+VERSION="1.4.3"
 import sys
+import io
+import traceback
 from time import sleep
 import os
 import types
@@ -55,6 +57,7 @@ def main():
     #    sys.exit("You need to have root privileges to run this script.\nPlease try again, this time using 'sudo'.")
     #if not is_admin():
     #    runAsAdmin()
+    sys.excepthook = excepthook
     app = QApplication(sys.argv)
     form = MainWindow()
     form.show()
@@ -735,5 +738,36 @@ def animatedApply(self):
         self.animatedThread = multiprocessing.Process(target=hue.animated, args=(self.portTxt.text(), self.getChannel(), self.animatedColors, self.animatedSpeed.value()))
         self.animatedThread.start()
 
+
+def excepthook(excType, excValue, tracebackobj):
+    """Rewritten "excepthook" function, to display a message box with details about the exception.
+    @param excType exception type
+    @param excValue exception value
+    @param tracebackobj traceback object
+    """
+    separator = '-' * 40
+    notice = "An unhandled exception has occurred\n"
+
+    tbinfofile = io.StringIO()
+    traceback.print_tb(tracebackobj, None, tbinfofile)
+    tbinfofile.seek(0)
+    tbinfo = tbinfofile.read()
+    errmsg = '%s: \n%s' % (str(excType), str(excValue))
+    sections = [separator, errmsg, separator, tbinfo]
+    msg = '\n'.join(sections)
+
+    # Create a QMessagebox
+    error_box = QMessageBox()
+
+    error_box.setText(str(notice)+str(msg))
+    error_box.setWindowTitle("Hue-plus - unhandled exception")
+    error_box.setIcon(QMessageBox.Critical)
+    error_box.setStandardButtons(QMessageBox.Ok)
+    error_box.setTextInteractionFlags(Qt.TextSelectableByMouse)
+
+    # Show the window
+    error_box.exec_()
+    sys.exit(1)
+
 if __name__ == '__main__':
     main()
diff --git a/installer.cfg b/installer.cfg
index 79a921b..c8c9e7a 100644
--- a/installer.cfg
+++ b/installer.cfg
@@ -1,6 +1,6 @@
 [Application]
 name=hue_plus
-version=1.4.2
+version=1.4.3
 publisher=Gustav Hansen
 # How to launch the app - this calls the 'main' function from the 'myapp' package:
 entry_point=hue_plus.hue_ui:main
diff --git a/setup.py b/setup.py
index bb7d758..52072be 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@
 import os
 
 setup(name='hue_plus',
-      version='1.4.2',
+      version='1.4.3',
       description='A utility to control the NZXT Hue+ in Linux',
       classifiers=[
         'Development Status :: 5 - Production/Stable',
diff --git a/version b/version
index 9df886c..428b770 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-1.4.2
+1.4.3