Stderr output

<core_client_version>7.7.2</core_client_version>
<![CDATA[
<message>
app_version download error: couldn't get input files:
<file_xfer_error>
<file_name>Theory_2017_04_20.vdi</file_name>
<error_code>-231 (encryption error)</error_code>
</file_xfer_error>

https://lhcathome.cern.ch/lhcathome/result.php?resultid=136739952