Server crash - panic: not implemented

[tejohnso]

Empty object on a watch command brings down the server.

Running etcd Version: 3.0.1 from fresh download:

curl -L http://localhost:2379/v3alpha/watch -d "{}"

panic: not implemented

goroutine 211 [running]:
panic(0xd44e00, 0xc821147220)
/usr/local/go/src/runtime/panic.go:481 +0x3e6
github.com/coreos/etcd/cmd/vendor/github.com/coreos/etcd/etcdserver/api/v3rpc.(_serverWatchStream).recvLoop(0xc8201916c0, 0x0, 0x0)
/home/gyuho/go/src/github.com/coreos/etcd/cmd/vendor/github.com/coreos/etcd/etcdserver/api/v3rpc/watch.go:204 +0x940
github.com/coreos/etcd/cmd/vendor/github.com/coreos/etcd/etcdserver/api/v3rpc.(_watchServer).Watch.func2(0xc8211682a0, 0xc8201916c0)
/home/gyuho/go/src/github.com/coreos/etcd/cmd/vendor/github.com/coreos/etcd/etcdserver/api/v3rpc/watch.go:126 +0x21
created by github.com/coreos/etcd/cmd/vendor/github.com/coreos/etcd/etcdserver/api/v3rpc.(*watchServer).Watch
/home/gyuho/go/src/github.com/coreos/etcd/cmd/vendor/github.com/coreos/etcd/etcdserver/api/v3rpc/watch.go:126 +0x26d

[xiang90]

will fix shortly