--- a/eric6/WebBrowser/UserAgent/UserAgentManager.py	Mon Mar 01 17:48:43 2021 +0100
+++ b/eric6/WebBrowser/UserAgent/UserAgentManager.py	Tue Mar 02 17:17:09 2021 +0100
@@ -80,7 +80,7 @@
         from .UserAgentReader import UserAgentReader
         reader = UserAgentReader()
         self.__agents = reader.read(agentFile)
-        if reader.error() != QXmlStreamReader.NoError:
+        if reader.error() != QXmlStreamReader.Error.NoError:
             E5MessageBox.warning(
                 None,
                 self.tr("Loading user agent data"),