diff --git a/aqt/errors.py b/aqt/errors.py
index 6b38174cc..699593552 100644
--- a/aqt/errors.py
+++ b/aqt/errors.py
@@ -3,10 +3,12 @@
 # License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
 import sys, traceback
 import html
+import re
 
 from anki.lang import _
 from aqt.qt import *
 from aqt.utils import showText, showWarning
+from aqt import mw
 
 if not os.environ.get("DEBUG"):
     def excepthook(etype,val,tb):
@@ -121,16 +123,29 @@ report the issue on the <a href="https://help.ankiweb.net/discussions/add-ons/">
 add-ons section</a> of our support site.
 
 <p>Debug info:</p>
-""")
+""")        
         if self.mw.addonManager.dirty:
             txt = pluginText
+            error = self._supportText() + self._addonText(error) + "\n" + error
         else:
             txt = stdText
+            error = self._supportText() + "\n" + error
+        
         # show dialog
-        error = self._supportText() + "\n" + error
-
         txt = txt + "<div style='white-space: pre-wrap'>" + error + "</div>"
-        showText(txt, type="html")
+        showText(txt, type="html", copyBtn=True)
+
+    def _addonText(self, error):
+        matches = re.findall(r"addons21/(.*?)/", error)
+        if not matches:
+            return ""
+        # reverse to list most likely suspect first, dict to deduplicate:
+        addons = [mw.addonManager.addonName(i) for i in
+                  dict.fromkeys(reversed(matches))]
+        txt = _("""Potentially affected add-ons: {}\n""")
+        # highlight importance of first add-on:
+        addons[0] = "<b>{}</b>".format(addons[0])
+        return txt.format(", ".join(addons))
 
     def _supportText(self):
         import platform
diff --git a/aqt/utils.py b/aqt/utils.py
index 1221ce8b7..0e6168417 100644
--- a/aqt/utils.py
+++ b/aqt/utils.py
@@ -50,7 +50,7 @@ def showInfo(text, parent=False, help="", type="info", title="Anki"):
     return mb.exec_()
 
 def showText(txt, parent=None, type="text", run=True, geomKey=None, \
-        minWidth=500, minHeight=400, title="Anki"):
+        minWidth=500, minHeight=400, title="Anki", copyBtn=False):
     if not parent:
         parent = aqt.mw.app.activeWindow() or aqt.mw
     diag = QDialog(parent)
@@ -66,6 +66,12 @@ def showText(txt, parent=None, type="text", run=True, geomKey=None, \
     layout.addWidget(text)
     box = QDialogButtonBox(QDialogButtonBox.Close)
     layout.addWidget(box)
+    if copyBtn:
+        def onCopy():
+            QApplication.clipboard().setText(text.toPlainText())
+        btn = QPushButton(_("Copy to Clipboard"))
+        btn.clicked.connect(onCopy)
+        box.addButton(btn, QDialogButtonBox.ActionRole)
     def onReject():
         if geomKey:
             saveGeom(diag, geomKey)