Why the preupg is throwing "UnicodeDecodeError 'ascii' codec can't decode byte 0xHH in position XX ordinal not in range(128)"

Solution Verified - Updated -

Issue

  • The preupg command is throwing the following python traceback.
Traceback (most recent call last):
  File "/usr/bin/preupg", line 19, in main
    return_code = app.run()
  File "/usr/lib/python2.6/site-packages/preupg/application.py", line 748, in run
    retval = self.scan_system()
  File "/usr/lib/python2.6/site-packages/preupg/application.py", line 510, in scan_system
    self.prepare_xml_for_html()
  File "/usr/lib/python2.6/site-packages/preupg/application.py", line 339, in prepare_xml_for_html
    self.report_parser.reload_xml(self.openscap_helper.get_default_xml_result_path())
  File "/usr/lib/python2.6/site-packages/preupg/report_parser.py", line 113, in reload_xml
    self.target_tree = ElementTree.fromstring(content.replace("\a", ""))
UnicodeDecodeError: 'ascii' codec can't decode byte 0xde in position 486342: ordinal not in range(128)

Environment

  • Red Hat Enterprise Linux 6.x

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