In gmp.c in function handle_get_system_reports (..):
  Adjusted an erroneous if-statement.

In manage.c in function manage_system_report (..):
  Replaced the fallback report text by the appropriate
  error message.

Added the ability to pass error message from the call of
"get_osp_performance_string (..)" through to the gsad and
further to GSA. Rebuilt the function manage_system_report (..)
for that purpose.

…d/gvmd into performance_report_error_message

Added the documentation for the new parameter "error" of
function get_osp_performance_string(..).