Unanswered Questions
89 questions with no upvoted or accepted answers
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votes
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18
views
How can we add multiple validators on single node?
I'm running a single node with 2 validators, but the block finalization stops after adding the second validator. What could be causing this issue, and how can I ensure block finalization continues ...
CommunityBot
- 1
0
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6
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Anyone have a sample repo that use pallet-asset-conversion Im using the Substrate Solochain Template?
https://github.com/paritytech/polkadot-sdk-solochain-template
This is the template I use.
https://crates.io/crates/pallet-asset-conversion
This is the pallet, I'm trying to add to the template
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10
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Why does pallet-babe have a `MaxNominators` configuration?
Going through the pallet again for a project and I can see that it has a config item for MaxNominators which unsurprisingly has the following description:
The maximum number of nominators for each ...
- 3,832
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votes
1
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16
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Running some large computation
What will happen if I loop through 1000 or 10000 values in a vector. Will the transaction fail or block time will increase?
CommunityBot
- 1
0
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10
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How can implement less frequent empty block and instant confirmation for transactions by modifying babe consensus?
async fn propose_with(
self,
inherent_data: InherentData,
inherent_digests: Digest,
deadline: time::Instant,
block_size_limit: Option<usize>,
) -> ...
1
vote
0
answers
42
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frame-benchmarking-0.35.0: use of undeclared crate or module `alloc`
I am trying to upgrade the base-parachain to v1.13.0 and got an issue with the frame-benchmarking. This error coming from the frame-benchmarking crate which throws an error
error[E0433]: failed to ...
- 348
0
votes
1
answer
17
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Using other pallets in benchmarking
Im in pallet x - and in one of the benchmarking functions, i need to access a storage map from a pallet y. Hence what my approach was - add the pallet y in the cargo.toml dev dependencies of pallet x, ...
CommunityBot
- 1
0
votes
1
answer
11
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What is the proper way to replace a pallet with an entirely new one in a runtime migration?
We have pallet_xyz and we want to replace it with pallet_abc at the exact same pallet index, i.e. just removing one and replacing the other. What's the proper way to migrate this?
More specifically, ...
CommunityBot
- 1
3
votes
1
answer
41
views
Could not cast prevote: previously known block 0x_ has disappeared
The finalization is blocked on our development chain and I have these logs:
2024-07-12 19:37:00 ✨ Imported #2208390 (0x85e0…1a0a)
2024-07-12 19:37:01 💤 Idle (14 peers), best: #2208390 (0x85e0…...
CommunityBot
- 1
3
votes
0
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39
views
Why is the index of a pallet a u32(usize) instead of u8 when queried?
I'm implementing a flow where I first ask what index a pallet has with the QueryPallet xcm instruction, and then construct a call to use with Transact.
I see that to construct manually an encoded call ...
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21
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When i tried to add the third well known node, it shows is added but it's not?
I am following the Authorize Specific Nodes and i tried to add the third known node, but i couldn't. It said it was added but it seems it did not even though i tried to added again it said it is ...
- 1
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13
views
How justification are made thorugh the finality-gadget?
I'm working in the POW chain and i want to ask about the justifications which are provided for applying finality. How they are made and how can i make my own justifications for the blocks?.
- 847
1
vote
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35
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Why does a block in Substrate-based blockchain have no author and no reward points?
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-...
- 156
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19
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Randomness in substrate pallets
We are creating a price guessing game as a substrate pallet. We would like to fetch random objects from an API for the game. What options can we use to get randomness within our pallet?
- 13
0
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30
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Can't compose_call with call function limited_reserve_transfer_assets - python substrate interface?
This question relates to building the call_params for the compose_call function. I have the params for the rest correct, but have trouble building the assets attribute params?
Here's a reference I ...
- 11.8k