diff --git a/gajim/data/gui/exception_dialog.ui b/gajim/data/gui/exception_dialog.ui
index 76f5829315094324095a6e2049869531db35e7fd..9a7679c6bc70d3c93d663b6ae348f87de5f5dd0f 100644
--- a/gajim/data/gui/exception_dialog.ui
+++ b/gajim/data/gui/exception_dialog.ui
@@ -1,65 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.19.0 -->
+<!-- Generated with glade 3.20.2 -->
 <interface>
   <requires lib="gtk+" version="3.12"/>
-  <object class="GtkDialog" id="ExceptionDialog">
+  <object class="GtkApplicationWindow" id="ExceptionDialog">
     <property name="can_focus">False</property>
-    <property name="title" translatable="yes">Exception</property>
     <property name="window_position">center</property>
-    <property name="icon_name">dialog-error</property>
     <property name="type_hint">dialog</property>
-    <property name="gravity">center</property>
-    <child internal-child="vbox">
-      <object class="GtkBox" id="dialog-vbox">
+    <child>
+      <object class="GtkBox">
+        <property name="visible">True</property>
         <property name="can_focus">False</property>
         <property name="margin_left">12</property>
         <property name="margin_right">12</property>
         <property name="margin_top">12</property>
-        <property name="margin_bottom">13</property>
+        <property name="margin_bottom">12</property>
         <property name="orientation">vertical</property>
-        <property name="spacing">2</property>
-        <child internal-child="action_area">
-          <object class="GtkButtonBox" id="dialog-action_area">
-            <property name="can_focus">False</property>
-            <property name="margin_top">5</property>
-            <property name="layout_style">end</property>
-            <child>
-              <object class="GtkButton" id="close_btn">
-                <property name="label">gtk-close</property>
-                <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">True</property>
-                <property name="use_stock">True</property>
-                <property name="always_show_image">True</property>
-                <signal name="clicked" handler="on_close_clicked" swapped="no"/>
-              </object>
-              <packing>
-                <property name="expand">True</property>
-                <property name="fill">True</property>
-                <property name="position">0</property>
-              </packing>
-            </child>
-            <child>
-              <object class="GtkButton" id="report_btn">
-                <property name="label" translatable="yes">Report Bug</property>
-                <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">True</property>
-                <signal name="clicked" handler="on_report_clicked" swapped="no"/>
-              </object>
-              <packing>
-                <property name="expand">True</property>
-                <property name="fill">True</property>
-                <property name="position">1</property>
-              </packing>
-            </child>
-          </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">False</property>
-            <property name="position">0</property>
-          </packing>
-        </child>
+        <property name="spacing">6</property>
         <child>
           <object class="GtkGrid" id="grid">
             <property name="visible">True</property>
@@ -86,9 +42,8 @@
                 <property name="halign">start</property>
                 <property name="valign">center</property>
                 <property name="hexpand">True</property>
-                <property name="label" translatable="yes">A programming error has been detected.
-It probably is not fatal, but should be reported
-to the developers nonetheless.</property>
+                <property name="label" translatable="yes">A programming error has been detected. It probably is not fatal, but should be reported to the developers nonetheless.</property>
+                <property name="wrap">True</property>
                 <property name="max_width_chars">60</property>
                 <property name="lines">3</property>
                 <attributes>
@@ -130,10 +85,57 @@ to the developers nonetheless.</property>
           <packing>
             <property name="expand">True</property>
             <property name="fill">True</property>
+            <property name="position">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButtonBox">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="spacing">6</property>
+            <property name="layout_style">end</property>
+            <child>
+              <object class="GtkButton" id="close_btn">
+                <property name="label">gtk-close</property>
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <property name="use_stock">True</property>
+                <property name="always_show_image">True</property>
+                <signal name="clicked" handler="on_close_clicked" swapped="no"/>
+              </object>
+              <packing>
+                <property name="expand">True</property>
+                <property name="fill">True</property>
+                <property name="position">0</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkButton" id="report_btn">
+                <property name="label" translatable="yes">Report Bug</property>
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <signal name="clicked" handler="on_report_clicked" swapped="no"/>
+              </object>
+              <packing>
+                <property name="expand">True</property>
+                <property name="fill">True</property>
+                <property name="position">1</property>
+              </packing>
+            </child>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="pack_type">end</property>
             <property name="position">1</property>
           </packing>
         </child>
       </object>
     </child>
+    <child>
+      <placeholder/>
+    </child>
   </object>
 </interface>
diff --git a/gajim/gtkexcepthook.py b/gajim/gtkexcepthook.py
index 09e9338badfca0780018f876a7745ebdd63f47d0..75702e3f3c4665e94ff99783b84563d30039fe58 100644
--- a/gajim/gtkexcepthook.py
+++ b/gajim/gtkexcepthook.py
@@ -1,7 +1,7 @@
 # -*- coding:utf-8 -*-
-## src/gtkexcepthook.py
+## gajim/gtkexcepthook.py
 ##
-## Copyright (C) 2016 Philipp Hörist <philipp AT hoerist.com>
+## Copyright (C) 2016-2018 Philipp Hörist <philipp AT hoerist.com>
 ## Copyright (C) 2005-2006 Nikos Kouremenos <kourem AT gmail.com>
 ## Copyright (C) 2005-2014 Yann Leboulanger <asterix AT lagaule.org>
 ## Copyright (C) 2008 Stephan Erb <steve-e AT h3c.de>
@@ -26,17 +26,36 @@ import os
 import traceback
 import threading
 import webbrowser
-import gi
+import platform
+from io import StringIO
+from urllib.parse import urlencode
 
+import nbxmpp
+import gi
 gi.require_version('Gtk', '3.0')
-from gi.repository import Gtk
-from io import StringIO
-from gajim.common import configpaths
+from gi.repository import Gtk, GObject
+
+if __name__ == '__main__':
+    glade_file = os.path.join('data', 'gui', 'exception_dialog.ui')
+else:
+    from gajim.common import configpaths
+    glade_file = os.path.join(configpaths.get('GUI'), 'exception_dialog.ui')
 
-glade_file = os.path.join(configpaths.get('GUI'), 'exception_dialog.ui')
 
 _exception_in_progress = threading.Lock()
 
+ISSUE_TEXT = '''## Versions
+- OS: {}
+- GTK+ Version: {}
+- PyGObject Version: {}
+- python-nbxmpp Version: {}
+
+## Traceback
+```
+{}
+```
+## Steps to reproduce the problem
+...'''
 
 def _hook(type_, value, tb):
     if not _exception_in_progress.acquire(False):
@@ -60,26 +79,53 @@ class ExceptionDialog():
         buffer_ = self.exception_view.get_buffer()
         trace = StringIO()
         traceback.print_exception(type_, value, tb, None, trace)
-        buffer_.set_text(trace.getvalue())
+        self.text = self.get_issue_text(trace.getvalue())
+        buffer_.set_text(self.text)
         self.exception_view.set_editable(False)
-        self.dialog.run()
+        self.dialog.show()
 
     def on_report_clicked(self, *args):
-        url = 'https://dev.gajim.org/gajim/gajim/issues'
+        issue_url = 'https://dev.gajim.org/gajim/gajim/issues/new'
+        params = {'issue[description]': self.text}
+        url = '{}?{}'.format(issue_url, urlencode(params))
         webbrowser.open(url, new=2)
 
     def on_close_clicked(self, *args):
         self.dialog.destroy()
 
+    def get_issue_text(self, traceback_text):
+        gtk_ver = '%i.%i.%i' % (
+            Gtk.get_major_version(),
+            Gtk.get_minor_version(),
+            Gtk.get_micro_version())
+        gobject_ver = '.'.join(map(str, GObject.pygobject_version))
+
+        return ISSUE_TEXT.format(get_os_info(),
+                                 gtk_ver,
+                                 gobject_ver,
+                                 nbxmpp.__version__,
+                                 traceback_text)
+
 
 def init():
-    # gdb/kdm etc if we use startx this is not True
     if os.name == 'nt' or not sys.stderr.isatty():
-        # FIXME: maybe always show dialog?
         sys.excepthook = _hook
 
-# this is just to assist testing (python gtkexcepthook.py)
+
+def get_os_info():
+    if os.name == 'nt' or sys.platform == 'darwin':
+        return platform.system() + " " + platform.release()
+    elif os.name == 'posix':
+        try:
+            import distro
+            return distro.name(pretty=True)
+        except ImportError:
+            return platform.system()
+    return ''
+
+# this is just to assist testing (python3 gtkexcepthook.py)
 if __name__ == '__main__':
     init()
     print(sys.version)
-    raise Exception()
+    ExceptionDialog(None, None, None)
+    Gtk.main()