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Questions tagged [core-lightning]

Core Lightning (formerly c-lightning) is a standard compliant implementation of the Lightning Network protocol. The Lightning Network is a scalability solution for Bitcoin, enabling secure and instant transfer of funds between any two parties for any amount.

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How do I negotiate the opening of a larger than 16777215 sats channel on a Core Lightning node?

Core Lightning's describes a maximum amount that can be given as a parameter to lightning-cli fundchannel: The value cannot be less than the dust limit, currently set to 546, nor more than 16777215 ...
John Smith's user avatar
3 votes
1 answer
70 views

c-lightning - Failed to replicate query: database disk image is malformed

When I start up lightningd with sudo systemctl start lightningd, no error is returned. When I run sudo journalctl -f -u lightningd, I get this: $ sudo journalctl -f -u lightningd -- Journal begins at ...
Angelo's user avatar
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2 votes
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How to replace `peer_id` with `alias` in c-lightning?

There are commands like lightning-cli listpeers and lightning-cli listfunds. How do I replace the peer_id in the output of the commands with the alias of the peer? I know about the jq command line ...
user avatar
2 votes
2 answers
212 views

Syntax for c-lightning RPC commands

I am trying to use the getroute command, specified as such: getroute id msatoshi riskfactor [cltv] [fromid] [fuzzpercent] [exclude] [maxhops] Do I need to include all the elements above, or can I ...
runam0k's user avatar
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2 votes
0 answers
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Error pay invoice. Ran out of routes to try after 2 attempts: see paystatus

I wanted to send some satoshis on testnet lightning network but I got "Ran out of routes to try after 2 attempts: see paystatus" error. I have a channel with 02...48 (1ML.com node ALPHA) and created ...
zono's user avatar
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1 vote
0 answers
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What does KeyError: 'zmq-pub-channel-opened' mean?

Can anybody tell me if this is an issue when loading the zeromq plugin for Core Lightning? 2024-06-09T14:54:53.169Z INFO plugin-cl-zmq.py: Traceback (most recent call last): 2024-06-09T14:54:53....
user152547's user avatar
1 vote
0 answers
48 views

Closing tx stuck in mempool

I'm running core lightning 23.11. I have a channel closing tx stuck in the mempool: https://mempool.space/tx/9245a9fc09ada2b1709d6f83ed2fa0875c91996a4c81eb6a03e84946f13c1042#flow=&vin=0 How can I ...
Tasos Sidiropoulos's user avatar
1 vote
0 answers
33 views

Which are the default features enabled on the main three Lightning Network node implementations (LND, C-Lightning and Eclair)?

Which are the default features enabled on the main three Lightning Network node implementations (LND, C-Lightning and Eclair)? I mean the features shown when you use "describegraph" command.
Mani T's user avatar
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1 vote
1 answer
338 views

Open Channel Transaction without RBF is stuck

An open-channel transaction has too low fees and does not get confirmed. It has opted in to RBF, but there is no change output. So I think it is not possible to use lightning-cli openchannel_bump? Isn'...
timmornYE's user avatar
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1 vote
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Want to run a secondary node on a new machine and want to use the blockchain data of existing node

I run a lightning node (umbrel, raspberry pi). I wanted to build a secondary node(c-lightning) on my laptop (ubuntu), from scratch. I followed some steps from their github but I'm now confused the the ...
t480625's user avatar
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Should I use one `hsm_secret` for both the mainnet and the testnet?

When I launch lightningd it generates hsm_secret in ~/.lightning/bitcoin whereas launching lightningd with network=testnet generates hsm_secret in ~/.lightning/testnet. These two files seem to be ...
John Smith's user avatar
1 vote
0 answers
55 views

Preparing a transaction with many outpts

What would be the exact command to prepare a transaction with multiple outputs, to a specific address? I'm able to list all my outputs with lightning-cli listfunds, but I'm not sure how to include ...
Realistic_Attitude85's user avatar
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What are gossip_store flags and why do I get the messages about dying channels?

I have a couple of private channels in my Core Lightning node that runs over Tor. Today it logged: lightningd: Server started with public key ***************************, alias ******** (color #******)...
John Smith's user avatar
0 votes
1 answer
103 views

How I can install Bitcoin Core Light Node (not Full Node) on a CentOs server?

How I can install Bitcoin Core Light Node (not Full Node) on a CentOs server? That I can use it with bitcoind and bitcoind-cli and RPC (https://en.bitcoin.it/wiki/Original_Bitcoin_client/...
Valentin Borisenko's user avatar
0 votes
1 answer
41 views

I have upgraded my raspiblitz v 1.7.2 directly to v 1.10. After restart and "upgrade" it shows "sparco-host=0.0.0.0: unknown option" in logs

I was lazy and have upgraded my raspiblitz v 1.7.2 directly to v 1.10 instead of going through 1.8, 1.9. After restart and selecting "upgrade" it continuously shows "Lightning : prepare ...
Victor Pakhomov's user avatar
0 votes
1 answer
75 views

Is it possible to setup Lightning Network Nostr tipping using Bolt12 offers?

I see that NIP-57 references / depends on the LNURL specification, which references LUD-06 and LUD-16. As someone still rather new to all the various specifications, can somebody explain to me in ...
Aaron's user avatar
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1 answer
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HTLC routing issues in custom LN plugin (c-lightning) on regtest network

I am working on a custom routing plugin for CLN on a regtest network. My goal is to compare its performance against the classical rebalancing plugin provided by the CLN community. Now I am trying to ...
dancingsushi's user avatar
0 votes
0 answers
426 views

Bitcoin c-lightning node on Synology cannot connect to bitcoind

I'm trying to setup a bitcoin lightning node on my NAS (Synology), following this tutorial: https://bitcoindev.network/running-a-lightning-node-on-synology-nas/ Unfortunately I get the following error ...
WaZZa's user avatar
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How to upgrade docker clightning

I tried to update clightning to the new version of 0.7 by docker-compose stop docker-compose rm clightning_bitcoin docker-compose up However, it is still version 0.63 Where do I set that it is ...
Ronald Wiplinger's user avatar
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0 answers
50 views

Why channel closed automatically

I got this message: I tried looking in the logs. Just prior to the channel closing, seems like there was a temporary network issue and the re-establishment message wasn't received by your node. ...
Ronald Wiplinger's user avatar
-1 votes
2 answers
65 views

Can I add Lightning-Core to bitcoin-qt full node?

I am interested in running lightning core, but the instructions say Bitcoind is required. I am running a full bitcoin-qt node on Linux Mint Ubuntu. Will lightning core work with qt or, if not, is ...
user148239's user avatar