Hi Didi I am getting : ***L:ERROR Internal error: type object 'Stages' has no attribute 'ANSWER_FILE_GENERATED' Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/otopi/__main__.py", line 88, in main installer.execute() File "/usr/lib/python2.7/site-packages/otopi/main.py", line 153, in execute sys.exc_info()[2], File "/usr/lib/python2.7/site-packages/otopi/util.py", line 81, in raiseExceptionInformation exec('raise info[1], None, info[2]') File "/usr/lib/python2.7/site-packages/otopi/main.py", line 147, in execute self.context.loadPlugins() File "/usr/lib/python2.7/site-packages/otopi/context.py", line 859, in loadPlugins self._loadPluginGroups(plugindir, needgroups, loadedgroups) File "/usr/lib/python2.7/site-packages/otopi/context.py", line 113, in _loadPluginGroups self._loadPlugins(path, path, groupname) File "/usr/lib/python2.7/site-packages/otopi/context.py", line 70, in _loadPlugins self._loadPlugins(base, d, groupname) File "/usr/lib/python2.7/site-packages/otopi/context.py", line 70, in _loadPlugins self._loadPlugins(base, d, groupname) File "/usr/lib/python2.7/site-packages/otopi/context.py", line 101, in _loadPlugins os.path.basename(path), File "/usr/lib/python2.7/site-packages/otopi/util.py", line 105, in loadModule mod_desc File "/home/emesika/ovirt-engine-1481197/share/ovirt-engine/setup/bin/../plugins/ovirt-engine-common/base/core/__init__.py", line 24, in <module> from . import answerfile File "/home/emesika/ovirt-engine-1481197/share/ovirt-engine/setup/bin/../plugins/ovirt-engine-common/base/core/answerfile.py", line 38, in <module> class Plugin(plugin.PluginBase): File "/home/emesika/ovirt-engine-1481197/share/ovirt-engine/setup/bin/../plugins/ovirt-engine-common/base/core/answerfile.py", line 60, in Plugin otopicons.Stages.ANSWER_FILE_GENERATED, PluginLoadException: type object 'Stages' has no attribute 'ANSWER_FILE_GENERATED'