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Questions tagged [lighthouse]

Questions about the Lighthouse client specifically. Otherwise use the [clients] tag.

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Generate consensus layer configuration for private post-merge Ethereum network

I want to deploy a private post-merge Ethereum network (i.e. a network that merges right from the genesis). For the execution layer, I created a genesis.json file with the appropriate parameters and I ...
Bastien Faivre's user avatar
1 vote
0 answers
42 views

Geth and lighthouse - connection problem

I have docker-compose.yml file: services: geth: container_name: geth volumes: - /mnt/external/geth:/root/.ethereum ports: - 8551:8551 - ...
pbies's user avatar
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1 vote
0 answers
37 views

How to connect private PoS networks on different servers?

I created my own private PoS Ethereum testnet using a custom genesis file. I can connect to the first node using RPC and see block generation, and I can make transactions. Now, I want to run a second ...
Moka's user avatar
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1 vote
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87 views

Every couple of hours, my node desyncs

For some reason, every couple of hours when I check on my node, my Geth log files show 'Imported new potential chain segment,' and then once synced, it goes back to normal for a couple of hours. The ...
Creterine's user avatar
1 vote
0 answers
41 views

Force geth to periodically save state to disk

I'm running a geth node with lighthouse, and I'm having an issue where geth will periodically crash due to being out of memory. My system has 16 GB of RAM, and I'm not sure what the underlying issue ...
user6013's user avatar
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1 vote
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540 views

How to run a PoS private network with geth & lighthouse?

So far for testing contracts, transactions and other dApp experiments I had worked with pre-established testnets (Rinkeby, Goerli etc) now i am tasked with deploying a private PoS network based on ...
Muhammad Yasir's user avatar
1 vote
0 answers
110 views

Ethereum Node, Lighthouse client error

I am synching Ethereum full node (Geth + Lighthouse). I got the following error CRIT Failed to start beacon node reason: Unable to open database: DBError { message: "Error { message: \"...
0xC6D0fF1e4's user avatar
1 vote
0 answers
196 views

Is Beacon Node Consensus Client Lighthouse a buggy? Unreasonable for anyone to get CheckPointSyncURL who just start and decide to install full node

I have tried to sync full Ethereum node for 3+ weeks. Tried with 4 VPS servers and when I am gonna sync lighthouse and Geth simulatenously, it was working well. But after a few hours, lighthouse ...
DEFI Expert's user avatar
1 vote
0 answers
326 views

How to apply pos for private geth network using Prysm/Lighthouse?

I'm currently running my own private geth network. Can I use lighthouse or prysm with it to apply pos? I tried for example, lighthouse \ --network mydomain.com \ but error... it only has [...
user6894661's user avatar
1 vote
0 answers
49 views

Why does my Geth full node stop working when it is out of sync?

I am using geth (with Lighthouse as consensus client) to work on the Göerli testnet Whenever i am trying to use the localhost RPC (127.0.0.1) or the IPC in my dApp, if my node is a few blocks behind ( ...
Muhammad Yasir's user avatar
1 vote
0 answers
792 views

Lighthouse - UPnP not available

I'm running Lighthouse beacon chain on Ubuntu and get UPnP not available on startup. What is this dependent on? Is this some OS configuration? How to turn UPnP on?
Martin Massera's user avatar
1 vote
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25 views

How safe to run Lighthouse without --auto-register vs. the effects of registering more than once?

Running a Lighthouse validator presents a message to strongly consider running --auto-register the first time. The documentation also states: The --auto-register flag registers your signing key ...
eth's user avatar
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Lighthouse Exited (137

I'm running lighthouse ver v5.3.0 and geth by docker, but I don't know why lighthouse exit with code 137 some latest logs: Nov 05 19:30:53.785 ERRO State reconstruction failed error: ...
hoangnt2's user avatar
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280 views

Lighthouse Synced but Blocks Empty

I have setup geth and lighthouse on sepolia. Geth is fully synced and says Beacon client online, but no consensus updates received in a while. Please fix your beacon client to follow the chain! ...
kryptogeek's user avatar
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94 views

Light node - setup an configuration

I am stacked with proper approach for deploying light node. Could some one tell me which combination clients (execution layer + consensus layer) do I need to use it for deploy light node on my ...
John's user avatar
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45 views

How to perform a beacon deposit for a new validator in a Custom Testnet?

I am trying to add a validator to an already running testnet How can i make a beacon deposit, to allow that validator to start staking / validating blocks on the same testnet ? Help appreciated!
Muhammad Yasir's user avatar
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192 views

Geth and Lighthouse peers are added, but none of them are downloading / importing blocks from peers?

i am trying to run a private PoS network on a private organizational network (all ips are accessible only if you're connected to organization's intranet ) I am using geth as Execution Client and ...
Muhammad Yasir's user avatar
0 votes
1 answer
92 views

How to discover enode addresses on local network (in private test network)

how i can broadcast a enode address to another physical machine on the same network, in geth take for example, this as my enode address: "enode://...
Muhammad Yasir's user avatar
0 votes
0 answers
94 views

How can i sync blockhain of two localnodes?

i'm new to ethereum. I ran two local nodes from the same genesis. One node has a blockchain filled with data, the other is just empty, I wanted to synchronize them for learning purposes. After I added ...
Twep _'s user avatar
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