diff --git a/management/univention-management-console/src/univention/management/console/base.py b/management/univention-management-console/src/univention/management/console/base.py
index e198a10..ec2d903 100644
--- a/management/univention-management-console/src/univention/management/console/base.py
+++ b/management/univention-management-console/src/univention/management/console/base.py
@@ -289,7 +289,7 @@ def thread_finished_callback(self, thread, result, request):
 			self.finished(request.id, result)
 			return
 		method = '%s: %s' % (thread.name, ' '.join(request.arguments))
-		self.__error_handling(request, method, *thread.exc_info)
+		self.__error_handling(request, method, thread.exc_info[0], thread.exc_info[1], thread.trace)
 
 	def error_handling(self, etype, exc, etraceback):
 		if isinstance(exc, udm_errors.ldapError) and isinstance(getattr(exc, 'original_exception', None), ldap.SERVER_DOWN):
@@ -309,6 +309,9 @@ def __error_handling(self, request, method, etype, exc, etraceback):
 		result = None
 		headers = None
 		error = None
+		trace = etraceback
+		if isinstance(etraceback, list):
+			etraceback = None
 		try:
 			try:
 				self.error_handling(etype, exc, etraceback)
@@ -329,9 +332,13 @@ def __error_handling(self, request, method, etype, exc, etraceback):
 			}
 		except:
 			status = MODULE_ERR_COMMAND_FAILED
+			if etraceback is None:  # thread.exc_info doesn't contain a traceback object anymore: Bug #47114
+				trace = ''.join(trace + traceback.format_exception_only(sys.exc_info()[:2]))
+			else:
+				trace = traceback.format_exc()
 			error = {
 				'command': ('%s %s' % (' '.join(request.arguments), '(%s)' % (request.flavor,) if request.flavor else '')).strip().decode('utf-8', 'replace'),
-				'traceback': traceback.format_exc().decode('utf-8', 'replace')
+				'traceback': trace.decode('utf-8', 'replace')
 			}
 			message = self._('Internal server error during "%(command)s".') % error
 		MODULE.process(str(message))