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Substrate and Polkadot Beta

Questions tagged [babe]

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Block production protocol

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1 answer
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Problem: The node doesn't produce blocks for chain=local, but for dev works good (blocks producing and finalizing). I'm using solochain-template where I changed consensus from aura to babe to use NPOS....
saynomore's user avatar
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1 answer
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In the context of validators and block production what is the maximum number of validator accounts associated to the same instance of a polkadot node? In other words how many accounts can (should) add ...
Zurcus's user avatar
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The Polkadot documentation mentions that secondary slots in BABE use a round-robin style for block assignments. However, the secondary slots are not strictly assigned in a round-robin fashion, instead,...
Toufeeq's user avatar
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1 vote
1 answer
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I have a solo chain using Babe consensus. In my new branch, I implemented OneSessionHandler in one of my pallets. I am using this to collect active validators. It's working fine if I run chain with my ...
Boleng's user avatar
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We encountered an issue in our Substrate-based blockchain network where a block has no author and no reward points were given to any validator. This block was finalised. The block was an era-...
Toufeeq's user avatar
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2 votes
1 answer
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I want add pallet-evm in my substrate node. and my substrate node use Babe instead of Aura. How can I Impl FindAuthor whih Babe ? this is the example of Aura. I want to impl it with Babe pub struct ...
robin y's user avatar
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3 votes
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I'm trying to store a value obtained from the consensus, specifically sc_consensus_babe::fn import_block. While I can observe the value in the pallet through the log, it doesn't seem to be stored in ...
Deepak Chaudhary's user avatar
  • 2,140
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699 | acc_vec.push((account_id, userInfo.weight.saturated_into::<u64>())); | ^^^^^^^^^^ expected `Public`, found associated type | ...
Latte Xu's user avatar
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1 vote
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in this document it mentioned ExternalTrigger. So which pallet could be ExternalTrigger for BABE. and How to implement EpochChangeTrigger? It also said that pallet-session could be used, but pallet-...
Latte Xu's user avatar
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1 vote
1 answer
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The NextAuthorities is only updated in function enact_epoch_change() in pallet_babe and this function is called in Trait EpochChangeTrigger (pallet_babe) and OnSessionHandler so, in the ...
Latte Xu's user avatar
  • 105
2 votes
1 answer
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Here is sp_consensus_babe https://releases.parity.io/substrate-rustdoc/src/sp_consensus_babe/lib.rs.html#86 and pallet_babe :https://crates.parity.io/src/pallet_babe/lib.rs.html#18-975 What is ...
Latte Xu's user avatar
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1 vote
1 answer
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When I tried to apply BABE in solo chain, I got this error 2023-12-27 07:30:39 💻 Operating system: macos 2023-12-27 07:30:39 💻 CPU architecture: aarch64 2023-12-27 07:30:39 📦 Highest known ...
Cute_Wisp's user avatar
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1 answer
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I'm currently working to gain a deeper understanding of blockchain technologies, specifically in the context of parachains and relay chains, as well as solo chains. I'm having some confusion regarding ...
the dev's user avatar
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1 answer
61 views

As frontier now integrate natively the AccountId20 type, I wonder if it is compatible with all other pallets like BABE, Staking, ... Is there a place where we can check it or do we know some ...
Dubs's user avatar
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1 vote
1 answer
68 views

How to change the the consensus of node-template from POA to POS with babe?
Deepak Chaudhary's user avatar
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