ProxySG indicated error "% Failed to extract system image file" when I upgraded below OS images.
SGOS 220.127.116.11 to SGOS 18.104.22.168
SGOS 22.214.171.124 to SGOS 126.96.36.199
Error message on ProxySG's Management Console.
System image installation
Compiling new configuration file: uploaded configuration
Thu, XX SEP 2019 XX:XX:XX UTC
% Failed to extract system image file.
There was 1 error and 0 warnings