redhat-access-gui fails to show knowledgebase

Jun 12 19:08:54 rhel redhat-access-gui.desktop: /usr/bin/redhat-access-gui:21: PyGIWarning: Gtk was imported without specifying a version first. Use gi.require_version('Gtk', '3.0') before import to ensure that the right version gets loaded.
Jun 12 19:08:54 rhel redhat-access-gui.desktop: from gi.repository import Gtk, GObject, Gdk, WebKit, Gio
Jun 12 19:08:54 rhel redhat-access-gui.desktop: /usr/bin/redhat-access-gui:21: PyGIWarning: WebKit was imported without specifying a version first. Use gi.require_version('WebKit', '3.0') before import to ensure that the right version gets loaded.
Jun 12 19:08:54 rhel redhat-access-gui.desktop: from gi.repository import Gtk, GObject, Gdk, WebKit, Gio
Jun 12 19:13:11 rhel redhat-access-gui.desktop: Traceback (most recent call last):
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/bin/redhat-access-gui", line 239, in doLogin
Jun 12 19:13:11 rhel redhat-access-gui.desktop: rha.strata.solutions.get("439593")
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/lib/python2.7/site-packages/redhat_support_lib/infrastructure/brokers.py", line 194, in get
Jun 12 19:13:11 rhel redhat-access-gui.desktop: doc, headers = self._getProxy().get(url=UrlHelper.append(url, solutionID))
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/lib/python2.7/site-packages/redhat_support_lib/infrastructure/proxy.py", line 44, in get
Jun 12 19:13:11 rhel redhat-access-gui.desktop: return self.request(method='GET', url=url, headers=headers)
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/lib/python2.7/site-packages/redhat_support_lib/infrastructure/proxy.py", line 120, in request
Jun 12 19:13:11 rhel redhat-access-gui.desktop: conn=self.getConnectionsPool().getConnection())
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/lib/python2.7/site-packages/redhat_support_lib/infrastructure/proxy.py", line 127, in __doRequest
Jun 12 19:13:11 rhel redhat-access-gui.desktop: headers=headers)
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/lib/python2.7/site-packages/redhat_support_lib/web/connection.py", line 106, in doRequest
Jun 12 19:13:11 rhel redhat-access-gui.desktop: self.getHeaders(headers))
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/lib64/python2.7/httplib.py", line 1041, in request
Jun 12 19:13:11 rhel redhat-access-gui.desktop: self._send_request(method, url, body, headers)
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/lib64/python2.7/httplib.py", line 1074, in _send_request
Jun 12 19:13:11 rhel redhat-access-gui.desktop: self.putheader(hdr, value)
Jun 12 19:13:11 rhel redhat-access-gui.desktop: File "/usr/lib64/python2.7/httplib.py", line 1019, in putheader
Jun 12 19:13:11 rhel redhat-access-gui.desktop: raise ValueError('Invalid header value %r' % (one_value,))
Jun 12 19:13:11 rhel redhat-access-gui.desktop: ValueError: Invalid header value 'Basic cGZibWVsbG86SnVuIDEyIDE5OjA4OjU0IHJoZWwgcmVkaGF0LWFjY2Vzcy1ndWkuZGVza3RvcDog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\nT2JqZWN0LCBHZGssIFdlYktpdCwgR2lv'