Questions tagged [substrate-node]
The substrate-node tag has no usage guidance.
122
questions
6
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1
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108
views
cannot create module: instance allocation for this module requires 74376 bytes which exceeds the configured maximum of 65536 bytes
Try in to benchmark node pallets after Polkadot upgrade from 0.9.36 to 0.9.38 and get cannot create module: instance allocation for this module requires 74376 bytes which exceeds the configured ...
- 188
5
votes
1
answer
79
views
Custom deposit function for Substrate runtime
As you're aware, the latest version of substrate removed the need for manual memory management, hence when creating the new SC - tokens are automatically reserved from caller's balance.
To my ...
- 111
5
votes
1
answer
104
views
After doing runtime upgrade getting contract not found in substrate contracts ui
I am doing runtime upgrade of substrate blockchain from 0.9.36 --> 0.9.37 --->0.9.43 . And i have some contracts deployed on the running blockchain which is running on 36 version . After doing ...
- 329
5
votes
0
answers
51
views
Is there any good way to keep an intermediate state for an operation between several transactions/blocks in a BABE/GRANDPA-based chain?
I know that the best practices suggest designing transactions (pallet calls) in a way that executes the operation atomically and doesn't keep any intermediate states. This guarantees, that in case a ...
- 155
5
votes
0
answers
74
views
I want to use Parity SCALE codec in Solidity? Is there any implementation of scale codec to decode bytes?
I want to decode bytes on the Solidity side that was decoded with scale codec.
Is the any implementation of scale codec (decode) on the Solidity side?
- 509
5
votes
0
answers
48
views
How to use sp_tracing?
When I walk through the sp_tracing documents, it's an overview and does not show us how to use it
I have some questions about sp_tracing:
How to use it? What command that we run it? (Debug Mode?)
...
- 616
4
votes
2
answers
51
views
Need to migrate u32 to Vec<T::AccountId>
I have one storagemap which stores u32 values, now i need to migrate this to Vec<T::AccountId> How to do this?
- 775
4
votes
1
answer
71
views
How to create signed extrinsic in outer node?
What is idiomatic way to submit signed extrinsic in outer node?
Is it using BasicPool and submit_local? Would Rust example at the bottom be be good approach? If it is how to:
properly choose period ...
- 91
4
votes
1
answer
82
views
This function takes 2 arguments but 1 argument was supplied
I'm working on a Substrate project, and I have the following storage definition:
#[pallet::storage]
#[pallet::getter(fn bids)]
pub(super) type Bids<T: Config> = StorageDoubleMap<
_,
...
- 873
4
votes
1
answer
42
views
Custom session keys in Chainspec for Mainnet config
I've seen some Substrate repo's where the SessionKeys (Aura, Babe, Grandpa, etc) are used with unchecked_into() .While the stash/controller keys are only used with into().
These are some examples:
...
- 382
4
votes
0
answers
68
views
Genesis Sync and History: Are Archive Nodes Indispensable?
I've been exploring the intricacies of node types in Polkadot and other Substrate-based networks and came across a scenario that has left me curious. I understand that full nodes and archive nodes ...
- 499
4
votes
1
answer
33
views
substrate | try-runtime | sub-command | "fast-forward" | "ERROR main runtime: panicked at 'Timestamp slot must match `CurrentSlot`'"
I am currently in the process of integrating and testing the "try-runtime" feature on Starknet Madara.
https://github.com/keep-starknet-strange/madara/pull/690
However, I have encountered ...
- 41
3
votes
3
answers
972
views
Difference between HTTP server, RPC server, and WebSockets in the context of Substrate framework?
In the context of the Substrate framework, I'm trying to understand the differences between an HTTP server, an RPC server, and WebSockets. Specifically, how do these communication mechanisms relate to ...
- 442
3
votes
1
answer
46
views
Best Practice for the Structure of a Big Pallet
My pallet has over 1,000 lines of codes so far(already separated implementation of the call functions).
Over 30 call functions which are pretty messy to maintain.
Should I split them into small ...
- 489
3
votes
1
answer
59
views
Get the raw hex from substrate
I'm trying to get the raw value of the transaction without using the websocket.
For now I'm using a WebSocket for my application and I am in the process of removing it, I could find everything I ...
- 31
3
votes
1
answer
79
views
Will we be able to use the BLS signature scheme to control funds?
After reading through the BLS related issues in the substrate repo, it isn't quite clear to me what type of support is planned for the BLS signature scheme. It seems like the primary goal is to ...
- 61
3
votes
1
answer
43
views
Add ed25519 address to chain_spec.rs
Trying to add an ed25519 address to the chain_spec file.
The node_template has the defaults
vec
- 341
3
votes
1
answer
40
views
What is the meaning of trait `Member`?
Indeed, I don't understand this statement A type that can be used in runtime structures in docs: https://paritytech.github.io/substrate/master/sp_runtime/traits/trait.Member.html
I noticed that some ...
- 616
3
votes
2
answers
171
views
How node and runtime are connected?
When we run a substrate client cargo run -- --dev we run a substrate-node. The business logic is defined on the pallets composed by construct_runtime! inside the runtime. So which part of the node is ...
- 131
3
votes
1
answer
62
views
How to add custom account as initial authorities in chain_spec.rs file
I've successfully added custom accounts in the Sudo account and pre-funded accounts following this stack adding an account but I also wanted to set custom accounts as initial PoA authorities.
Thank ...
- 31
3
votes
0
answers
33
views
How to use a custom syncing logic?
I want to create a node with a different syncing logic than SyncingEngine (I have my own struct that implements the same API as SyncingEngine). To be clear, I want to use the substrate NetworkService
...
- 31
3
votes
0
answers
32
views
How to compare current date with a stored date in a Substrate blockchain module?
I'm working with a Substrate blockchain and have a structure with a field named end_date. I'd like to check if the current date is greater than end_date within a Substrate runtime module, but I'm ...
- 873
3
votes
1
answer
42
views
Build error on Substrate Toolbox - rust nightly not installed
I'm customising the srtool (Substrate runtime toolbox) for our chain built based on substrate.
The srtool docker image was built successful, but when Github running test against myChain, it failed ...
- 33
2
votes
2
answers
44
views
How to imagine a real Substrate app?
How to imagine a real Substrate application?
I am trying to make an application, where you can trade your own product. You can advertise product, buy, list, see your earlier purchases, etc...
If I ...
- 55
2
votes
2
answers
148
views
Block finalization stalled
I have been running a testing network recently and they have encountered a very strange situation:
the finalized has stopped at # 107379 and cannot be further confirmed.
The logs of each consensus ...
- 21
2
votes
2
answers
53
views
Steps for migration from polkadot-v0.9.30 to polkadot-v0.9.43/v1.0.0
At Ternoa we are trying to do a long jump from polkadot-v0.9.30 to polkadot-v0.9.43 or the latest. We would like to get some suggestions here if someone or some projects already experienced this much ...
- 759
2
votes
1
answer
98
views
How to add initial nominators in the customSpec.json?
I want to generate a customSpec.json where i can manually add the accounts of the initial_nominators. I've seen the code chain_spec.rs where we in the fn testnet_genesis there is initial nominators. ...
- 664
2
votes
1
answer
21
views
How come SignedExtra satisfies SignedExtension trait bound in substrate runtime?
In substrate runtime, https://github.com/paritytech/polkadot-sdk/blob/f60318f68687e601c47de5ad5ca88e2c3f8139a7/substrate/bin/node/runtime/src/lib.rs#L2106C10-L2106C21
pub type SignedExtra = (
// ...
2
votes
1
answer
43
views
What is default --execution <strategy> and recommended value for node/validator operator?
When executing node as a validator, the documentation states here that there is differents execution strategy available, however as this is optionnal switches, what is default if nothing is set ?
...
- 21
2
votes
1
answer
73
views
How to customize pallet_contracts?
We have our own chain where we've added pallet_contracts pallet for writing and deploying smart contract. We just want to give permission to upload smart contract for few users only. Someone please ...
- 1,208
2
votes
1
answer
138
views
I want to build a docker image for my substrate node
Now I am building a new docker image for my substrate node
Docker version 24.0.5, build ced0996
Node version v18.16.1
I am using this Dockerfile.dev to build the docker image.
FROM paritytech/ci-linux:...
- 47
2
votes
2
answers
72
views
Problems adding trusted Nodes on different machines on Windows 11(WSL)
I Cannot get the two Substrate Nodes to Work together in a local Network between two different PC running on Win11 + WSL
I have followed the Tutorial and everything seems ok till the point that i am ...
- 63
2
votes
1
answer
36
views
Benchmarking an extrinsic that validates a signature
I have an extrinsic in one of my pallets that looks validates a signature over a message, which is separate from the actual extrinsic being submitted.
The code can be simplified to look like the below
...
- 418
2
votes
1
answer
36
views
Configure test network file
I am trying Simulate Parachain tutorial, in configure the test network settings, there is step to create a configuration file config.toml. Can we create that file in any directory or should we need to ...
- 1,208
2
votes
1
answer
68
views
Steps to connect chain to rococo test
I have chain built using substrate-node-template. Now what are the steps to connect my chain to Rococo test network?
- 1,208
2
votes
1
answer
116
views
how to solve the sys error in substrate polkadot branch (polkadot-v0.9.43)
I have been integrating EVM(43 version) in 43 version of substrate. while adding files to runtime module i am getting sys error while building it .I want to know how to solve
this error
- 329
2
votes
1
answer
106
views
Fork Chain using fork-off-substrate?
I'm trying to fork my chain using fork-off-substrate but when running the new chain using the genesis file i.e fork.json is does not produceor finalize the blocks. How can I solve this or what is the ...
- 364
2
votes
1
answer
31
views
How to obtain Polkadot release version?
How can I obtain the Polkadot release version in Rust that my node was compiled against? I want to log it at node startup. e.g. Polkadot-0.9.42
- 530
2
votes
0
answers
37
views
Finalized block got stuck
StaFi chain has been running stably for a long time using version v2.0.0 of substrate, and the current version is v0.6.2. But the finalized block suddenly got stuck. Can check details here:
https://...
- 21
2
votes
0
answers
35
views
segmentation fault ERROR
I just started in learning substrate and I want to run the example. I take the tutorial on the site https://docs.substrate.io/install/macos/.
I have already done all steps. I tried run test blockchain ...
- 21
2
votes
0
answers
31
views
RPC node is rebooting itself from time to time
Node is working correct but there is a moment that shows the following error messages and reboots:
2023-10-12 19:39:26 Accepting new connection 170/10000
2023-10-12 19:39:26 Accepting new connection ...
2
votes
1
answer
52
views
Simple Custom Pallet making XCM call
Are there any pallet examples for custom making XCM call. I know there is ping pallet provided by cumulus but I believe that is pretty old.
Does ping pallet still works?
- 41
2
votes
0
answers
42
views
Having trouble with the `ChainSpec` Type
I've updated the ChainSpec type from:
pub type ChainSpec = sc_service::GenericChainSpec<GenesisConfig, Extensions>;
to
pub type ChainSpec = sc_service::GenericChainSpec<Result<...
- 382
2
votes
1
answer
67
views
Transaction execution error of EVM "EvmCoreErrorExitReason (OutOfFund)"
I have developed Substrate Network with EVM compatibility and POA consensus algorithm.
It was working fine and transaction execution time was although alot but for now getting an error from EVM-core.
...
- 83
2
votes
0
answers
27
views
no matching package named `sc-network-statement` found
sc-network-statement = { version = "0.10.0-dev", git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.42" }
I am using this package from substrate ...
- 1,208
1
vote
2
answers
52
views
1
vote
1
answer
45
views
Getting schedular overweight error while doing runtime upgrade
I am trying to do a runtime upgrade through democracy referenda and the steps I performed are as follows:
create pre-image.
submit pre-image through democracy .
endorse
voting .
After this I am ...
- 977
1
vote
1
answer
63
views
Getting "Contract Reverted!" error with "TooManyTopics" dispatch error when calling mint function in OpenBrush PSP37 smart contract
I'm working on adding events to an OpenBrush PSP37 smart contract and deploying it using Substrate Contract UI. However, when I try to call the mint function, I encounter the following error:
Contract ...
- 442
1
vote
1
answer
73
views
sudo.Sudid Error: BadOrigin on polkadotjs
I am adding asset pallet to the runtime. When I try to interact with it with sudo > asset > create, I got error: BadOrigin issue. Can someone please help me why I am getting this issue.
I found ...
- 1,208
1
vote
1
answer
68
views
Contribute a pallet I've written to Polkadot Relay Chain
is there a submission procedure for contributing a pallet I've written to Polkadot, for the relay chain?
I would appreciate any help with this.
