Luckily this is on our test environment.
Browser says:
Internal Server Error
Console reports:
[Fri Mar 04 13:07:02 2016] [error] [client 174.20.122.87] Can’t use an undefined value as a symbol reference at /Library/Server/Web/Data/CGI-Executables/test/testadmin/testadmin.cgi line 118.
[Fri Mar 04 13:07:02 2016] [error] [client 174.20.122.87] Premature end of script headers: testadmin.cgi
I have double checked permissions.