--- a/eric6/Debugger/DebugViewer.py	Mon Apr 26 17:33:08 2021 +0200
+++ b/eric6/Debugger/DebugViewer.py	Tue Apr 27 17:25:06 2021 +0200
@@ -284,7 +284,7 @@
         from UI.PythonDisViewer import PythonDisViewer, PythonDisViewerModes
         # add the Python disassembly viewer
         self.disassemblyViewer = PythonDisViewer(
-            None, mode=PythonDisViewerModes.TracebackMode)
+            None, mode=PythonDisViewerModes.TRACEBACK)
         index = self.__tabWidget.addTab(
             self.disassemblyViewer,
             UI.PixmapCache.getIcon("disassembly"), '')