Seeing this bug in production

[gtfierro]

panic: reflect: reflect.Value.Set using unaddressable value

goroutine 2019 [running]:
reflect.flag.mustBeAssignable(0x16)
        /usr/local/go/src/reflect/value.go:228 +0x17d
reflect.Value.Set(0xca04e0, 0xc43163bf90, 0x16, 0xca04e0, 0x0, 0x16)
        /usr/local/go/src/reflect/value.go:1345 +0x2f
gopkg.in/vmihailenco/msgpack%2ev2.ptrDecoderFunc.func1(0xc431e09450, 0xca04e0, 0xc43163bf90, 0x16, 0xca04e0, 0xc43163bf90)
        /home/gabe/go/src/gopkg.in/vmihailenco/msgpack.v2/decode_value.go:104 +0x2a4
gopkg.in/vmihailenco/msgpack%2ev2.(*Decoder).DecodeValue(0xc431e09450, 0xca04e0, 0xc43163bf90, 0x16, 0xc43163bf90, 0x16)
        /home/gabe/go/src/gopkg.in/vmihailenco/msgpack.v2/decode.go:185 +0x8c
gopkg.in/vmihailenco/msgpack%2ev2.decodeInterfaceValue(0xc431e09450, 0xcff3a0, 0xc43163bfa0, 0x194, 0xcff3a0, 0xc43163bfa0)
        /home/gabe/go/src/gopkg.in/vmihailenco/msgpack.v2/decode_value.go:243 +0xe4
gopkg.in/vmihailenco/msgpack%2ev2.(*Decoder).DecodeValue(0xc431e09450, 0xcff3a0, 0xc43163bfa0, 0x194, 0xc43163bfa0, 0x194)
        /home/gabe/go/src/gopkg.in/vmihailenco/msgpack.v2/decode.go:185 +0x8c
gopkg.in/vmihailenco/msgpack%2ev2.(*Decoder).decode(0xc431e09450, 0xca04e0, 0xc43163bfa0, 0x50, 0xdb45c0)
        /home/gabe/go/src/gopkg.in/vmihailenco/msgpack.v2/decode.go:180 +0x11c
gopkg.in/vmihailenco/msgpack%2ev2.(*Decoder).Decode(0xc431e09450, 0xc428e25e50, 0x1, 0x1, 0x0, 0x40)
        /home/gabe/go/src/gopkg.in/vmihailenco/msgpack.v2/decode.go:66 +0x6f
gopkg.in/vmihailenco/msgpack%2ev2.Unmarshal(0xc42c0dd4e0, 0x1, 0x1, 0xc428e25e50, 0x1, 0x1, 0x413700, 0x7fd59c70f358)
        /home/gabe/go/src/gopkg.in/vmihailenco/msgpack.v2/decode.go:37 +0x1bb
github.com/immesys/bw2bind.(*MsgPackPayloadObjectImpl).ValueInto(0xc42990e0c0, 0xca04e0, 0xc43163bf90, 0x7fd59c70f358, 0xc42990e0c0)
        /home/gabe/go/src/github.com/immesys/bw2bind/pobasic.go:183 +0xbc
github.com/gtfierro/pundat/archiver.(*Stream).start.func2(0xc427b22dd0, 0x150d740, 0xc4200f8600, 0x150bb60, 0xc4200f8240)
        /home/gabe/go/src/github.com/gtfierro/pundat/archiver/stream.go:156 +0x266
created by github.com/gtfierro/pundat/archiver.(*Stream).start
        /home/gabe/go/src/github.com/gtfierro/pundat/archiver/stream.go:129 +0xb5