Failed on running demo.sh with 'Error: Connection refused (os error 61)'

[waheya]

==== setting up ====
...

setting up RGB clients

• rgb-contracts/bin/rgb -n regtest -d data0 import ./rgb-schemata/schemata/NonInflatableAssets.rgb
  Error: Connection refused (os error 61)
• rgb-contracts/bin/rgb -n regtest -d data0 import ./rgb-schemata/schemata/NonInflatableAssets-RGB20.rgb
  Error: Connection refused (os error 61)
• rgb-contracts/bin/rgb -n regtest -d data1 import ./rgb-schemata/schemata/NonInflatableAssets.rgb
  Error: Connection refused (os error 61)
• rgb-contracts/bin/rgb -n regtest -d data1 import ./rgb-schemata/schemata/NonInflatableAssets-RGB20.rgb
  Error: Connection refused (os error 61)
• rgb-contracts/bin/rgb -n regtest -d data2 import ./rgb-schemata/schemata/NonInflatableAssets.rgb
  Error: Connection refused (os error 61)
• rgb-contracts/bin/rgb -n regtest -d data2 import ./rgb-schemata/schemata/NonInflatableAssets-RGB20.rgb
  Error: Connection refused (os error 61)
  ++ rgb-contracts/bin/rgb -n regtest -d data2 schemata
  Error: Connection refused (os error 61)
  schema:
• rgb-contracts/bin/rgb -n regtest -d data2 interfaces
  Error: Connection refused (os error 61)
  ...
  syncing wallet issuer
• bdk-cli/bin/bdk-cli -n regtest wallet -w issuer -d 'wpkh([5d20de38/86'''/1'''/0'''/9]tpubDEvD2Jt4GMqQKsSxsH3Up2eMScZPn2FjF8iingvnNshKi3D66U7Mrzj57hEHuMi9JdcHgGdCAb6pPvTPh7nCcu2Mhmtio2sv2K9PiN3Av4V/)' -s localhost:50001 sync
  [2023-11-23T09:28:49Z ERROR bdk_cli] Electrum client error: Connection refused (os error 61)
  extracting vout
  ++ bdk-cli/bin/bdk-cli -n regtest wallet -w issuer -d 'wpkh([5d20de38/86'''/1'''/0'''/9]tpubDEvD2Jt4GMqQKsSxsH3Up2eMScZPn2FjF8iingvnNshKi3D66U7Mrzj57hEHuMi9JdcHgGdCAb6pPvTPh7nCcu2Mhmtio2sv2K9PiN3Av4V/)' list_unspent

ERROR: couldn't retrieve vout for txid

stopping services and cleaning data directories

[nicbus]

Hi, I am unable to reproduce the issue.

Anyway, the error states it's a connection issue, so I would make sure the required services (bitcoind and electrs) have indeed been started.

As a reference, the output of the demo.sh script should include:

 > starting services
[+] Running 3/3
 ✔ Network rgb-sandbox_default       Created
 ✔ Container rgb-sandbox-bitcoind-1  Started
 ✔ Container rgb-sandbox-electrs-1   Started