2015/01/16 14:23:41 http: panic serving 192.168.33.10:46449: runtime error: invalid memory address or nil pointer dereference
goroutine 326 [running]:
net/http.func·011()
/usr/local/go/src/net/http/server.go:1130 +0xbb
main.fileStoreHandler(0xa374b8, 0xc20814a820, 0xc2083ea750)
/Users/jeremy/go/src/github.com/ctdk/goiardi/file_store.go:45 +0x20d
net/http.HandlerFunc.ServeHTTP(0x7777f8, 0xa374b8, 0xc20814a820, 0xc2083ea750)
/usr/local/go/src/net/http/server.go:1265 +0x41
net/http.(*ServeMux).ServeHTTP(0xc20800a720, 0xa374b8, 0xc20814a820, 0xc2083ea750)
/usr/local/go/src/net/http/server.go:1541 +0x17d
main.(*interceptHandler).ServeHTTP(0x93b5f0, 0xa374b8, 0xc20814a820, 0xc2083ea750)
/Users/jeremy/go/src/github.com/ctdk/goiardi/goiardi.go:283 +0xed6
net/http.serverHandler.ServeHTTP(0xc2080545a0, 0xa374b8, 0xc20814a820, 0xc2083ea750)
/usr/local/go/src/net/http/server.go:1703 +0x19a
net/http.(*conn).serve(0xc20814a780)
/usr/local/go/src/net/http/server.go:1204 +0xb57
created by net/http.(*Server).Serve
/usr/local/go/src/net/http/server.go:1751 +0x35e