Checksum error An error occurred while updating the package checksum.
tcp-connect: host not found
hostname: code_man.cybnet.ch
port number: 80
system error: Name or service not known; gai_err=-2
context...:
/home/pkgserver/racket/collects/net/http-client.rkt:71:0: http-conn-open!
/home/pkgserver/racket/collects/net/http-client.rkt:357:0: http-conn-open
/home/pkgserver/racket/collects/racket/contract/private/arrow-val-first.rkt:563:3
/home/pkgserver/racket/collects/net/url.rkt:213:0: http://getpost-impure-port
/home/pkgserver/racket/collects/net/url.rkt:316:0: get-pure-port/headers
/home/pkgserver/racket/collects/racket/contract/private/arrow-val-first.rkt:563:3
/home/pkgserver/racket/collects/pkg/private/network.rkt:67:6