I've created a multisig address with Bitcoin Core:$ bitcoin-cli -named createmultisig nrequired=2 keys='''["'$pubkey1'","'$pubkey2'"]''' address_type=bech32{ "address": "tb1q8cg6qwhhv58zp005w6qnpfx8g6606awkjmf5yzlkulg0sc9phx8sqkltdd", "redeemScript": "5221039395fa19d6512f03043210cd3e9a03a850f7a8d986c8f35d30f2efc281a8d3312103c57ed70775d7a616778514e738fef0946b4be4ee32440b19f65ddd6e345983c052ae", "descriptor": "wsh(multi(2,039395fa19d6512f03043210cd3e9a03a850f7a8d986c8f35d30f2efc281a8d331,03c57ed70775d7a616778514e738fef0946b4be4ee32440b19f65ddd6e345983c0))#k626xmlq"}I then created a watch-only address to make it easy to access transactions sent to the address:$ bitcoin-cli -rpcwallet="watchmulti" listunspent[ { "txid": "eb41b6d829e83d32ae8e3bd80ece0330db959a90a2c2a3d7f9bf7a177836133e", "vout": 1, "address": "tb1q8cg6qwhhv58zp005w6qnpfx8g6606awkjmf5yzlkulg0sc9phx8sqkltdd", "label": "", "witnessScript": "5221039395fa19d6512f03043210cd3e9a03a850f7a8d986c8f35d30f2efc281a8d3312103c57ed70775d7a616778514e738fef0946b4be4ee32440b19f65ddd6e345983c052ae", "scriptPubKey": "00203e11a03af7650e20bdf4768130a4c746b4fd75d696d3420bf6e7d0f860a1b98f", "amount": 0.00200000, "confirmations": 23, "spendable": true, "solvable": true, "desc": "wsh(multi(2,[38101947]039395fa19d6512f03043210cd3e9a03a850f7a8d986c8f35d30f2efc281a8d331,[0394feb3]03c57ed70775d7a616778514e738fef0946b4be4ee32440b19f65ddd6e345983c0))#n5s3dxtx", "parent_descs": [ "wsh(multi(2,039395fa19d6512f03043210cd3e9a03a850f7a8d986c8f35d30f2efc281a8d331,03c57ed70775d7a616778514e738fef0946b4be4ee32440b19f65ddd6e345983c0))#k626xmlq" ], "safe": true }]I then created a transaction to spend some of the money:utxo_txid=$(bitcoin-cli -rpcwallet="watchmulti" listunspent | jq -r '.[0] | .txid') utxo_vout=$(bitcoin-cli -rpcwallet="watchmulti" listunspent | jq -r '.[0] | .vout')utxo_pubkey=$(bitcoin-cli -rpcwallet="watchmulti" listunspent | jq -r '.[0] | .scriptPubKey')redeem_script="5221039395fa19d6512f03043210cd3e9a03a850f7a8d986c8f35d30f2efc281a8d3312103c57ed70775d7a616778514e738fef0946b4be4ee32440b19f65ddd6e345983c052ae"$ rawtxhex=$(bitcoin-cli -named createrawtransaction inputs='''[ { "txid": "'$utxo_txid'", "vout": '$utxo_vout' } ]''' outputs='''{ "'$recipient'": 0.01, "'$change'": 0.0099 }''')$ bitcoin-cli decoderawtransaction $rawtxhex{ "txid": "2f07d92f7e13c13ced08ebaf63881fb804d05e5413d0013dbb559dc0805ee8f0", "hash": "2f07d92f7e13c13ced08ebaf63881fb804d05e5413d0013dbb559dc0805ee8f0", "version": 2, "size": 125, "vsize": 125, "weight": 500, "locktime": 0, "vin": [ { "txid": "eb41b6d829e83d32ae8e3bd80ece0330db959a90a2c2a3d7f9bf7a177836133e", "vout": 1, "scriptSig": { "asm": "", "hex": "" }, "sequence": 4294967293 } ], "vout": [ { "value": 0.01000000, "n": 0, "scriptPubKey": { "asm": "0 933439cf21eeff085ad1cc9ceb506810fd823779", "desc": "addr(tb1qjv6rnnepamlsskk3ejwwk5rgzr7cydmeyaktds)#md8rtul5", "hex": "0014933439cf21eeff085ad1cc9ceb506810fd823779", "address": "tb1qjv6rnnepamlsskk3ejwwk5rgzr7cydmeyaktds", "type": "witness_v0_keyhash" } }, { "value": 0.00990000, "n": 1, "scriptPubKey": { "asm": "0 3e11a03af7650e20bdf4768130a4c746b4fd75d696d3420bf6e7d0f860a1b98f", "desc": "addr(tb1q8cg6qwhhv58zp005w6qnpfx8g6606awkjmf5yzlkulg0sc9phx8sqkltdd)#vjkdfwda", "hex": "00203e11a03af7650e20bdf4768130a4c746b4fd75d696d3420bf6e7d0f860a1b98f", "address": "tb1q8cg6qwhhv58zp005w6qnpfx8g6606awkjmf5yzlkulg0sc9phx8sqkltdd", "type": "witness_v0_scripthash" } } ]}But when I try to sign with a wallet holding one of the private keys, I get "Witness program was passed an empty witness"$ bitcoin-cli -rpcwallet="" -named signrawtransactionwithwallet hexstring=$rawtxhex prevtxs='''[ { "txid": "'$utxo_txid'", "vout": '$utxo_vout', "scriptPubKey": "'$utxo_pubkey'", "redeemScript": "5221039395fa19d6512f03043210cd3e9a03a850f7a8d986c8f35d30f2efc281a8d3312103c57ed70775d7a616778514e738fef0946b4be4ee32440b19f65ddd6e345983c052ae", "amount": 0.02 } ]'''{ "hex": "02000000013e133678177abff9d7a3c2a2909a95db3003ce0ed83b8eae323de829d8b641eb0100000000fdffffff0240420f0000000000160014933439cf21eeff085ad1cc9ceb506810fd823779301b0f00000000002200203e11a03af7650e20bdf4768130a4c746b4fd75d696d3420bf6e7d0f860a1b98f00000000", "complete": false, "errors": [ { "txid": "eb41b6d829e83d32ae8e3bd80ece0330db959a90a2c2a3d7f9bf7a177836133e", "vout": 1, "witness": [ ], "scriptSig": "", "sequence": 4294967293, "error": "Witness program was passed an empty witness" } ]}Any ideas what I'm missing here.(Obviously, PSBTs are the most up to date way to do this, but I want to demonstrate one of the classic bitcoin-cli methods before going there, and since I can't dump private keys any more, this seems like the only option.)