Unanswered Questions
124 questions with no upvoted or accepted answers
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Is it a good idea to unify the asset manager implementation across different parachains?
I'm currently learning about the XCM staff; it's always necessary to have an asset_id and XCM location mapping between HRMP-connected parachains when it comes to XCM transfers. I summarized the ...
- 713
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3
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47
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Are there examples on how to query data on another parachain using XCM?
We would like to query some state about balances or parachain-staking pallets on other parachains. Is there an example to do this using the querying system that is semi-complex? I see this exists ...
CommunityBot
- 1
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7
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Will XCM ever support transferring assets from Polkadot parachains to Kusama parachains, and vice versa?
The polkadot wiki describes XCM as a messaging format and a language used to communicate between consensus systems.
XCM as a language is expressive enough to describe such a transfer between a ...
- 301
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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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59
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How to limit xcm transfers to sudo account
I would like to limit xcm transfers to only the sudo account, aka only the sudo account should be able to call limited_teleport_assets and move tokens to the relaychain or other parachains. How would ...
- 1
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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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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
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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>,
) -> ...
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1
answer
35
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XCM Transactions - Polkadot to Asset Hub (Statemint)
I understood how to create a message to send some DOT from polkadot to asset hub.
My main question is, how to track the whole flow of the transactions to be sure it succeeded?
To contextualise, I have ...
CommunityBot
- 1
1
vote
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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
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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
2
votes
0
answers
26
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XCM fee payment with destination on-chain asset balance
Is there a way in XCM v3/v4 to charge a user XCM fees using something else than what's in the holding registry at the time the fees are to be taken?
Specifically, I'm talking about deducting a user's ...
- 444
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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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25
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Runtime support for XCM message passing
Can someone help me pinpoint which pallets and APIs are required from a runtime perspective to implement support for passing XCM messages between parachains (if I decide to implement it from scratch) ?...
- 309