Questions tagged [substrate-node-template]
Posts that reference the Substrate node template, a basic Substrate node typically used for getting started with Substrate.
511
questions
3
votes
1
answer
69
views
Substrate Node and Docker Compose
The docker-compose.yml file has been removed from the Substrate Node Template.
I previously found that using Docker Compose is a great way to get started with the node.
The docker-compose.yml file is ...
- 131
4
votes
1
answer
81
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
3
votes
0
answers
34
views
the function or associated item `offchain_worker` exists for struct
i wanna add a new pallet in substrate runtime.rs
this is the contract of the file :
#![cfg_attr(not(feature = "std"), no_std)]
/// Edit this file to define custom logic or remove it if it ...
- 873
3
votes
2
answers
44
views
Substate node not compiling on Archlinux
Recently anytime i try to run substrate-node i get this error message, all attempts to update packages hasn't been helpful
Error: Service(Client(VersionInvalid("cannot deserialize module: ...
1
vote
1
answer
28
views
Stash does not have enough balance to bond
I am getting this issue while running node using ./target/release/node-template --dev this command. I try to change GenesisConfig -> balance same as substrate example from here and add ...
- 1,208
2
votes
1
answer
77
views
Why my node doesn't create any block?
I Added pallet-staking and it's build fine. When I'm running the node in dev mode using ./target/release/node-template --dev this command, it doesn't create any blocks. Can someone point out me why ...
- 1,208
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
2
votes
1
answer
39
views
the trait bound `RuntimeOrigin: From<pallet_collective::RawOrigin<AccountId32, Instance2>>` is not satisfied
This is my github repo here.
I am getting this issue. I try to look how pallet_collective implemented in substrate main branch runtime here but I can't able to find any solution.
Someone please help ...
- 1,208
-1
votes
1
answer
64
views
The trait bound is not satisfied
I am using staking-pallet in my runtime here , added all the requirements and after that I try to check dependencies using cargo check -p node-template-runtime --release this command but I'm getting ...
- 1,208
0
votes
2
answers
50
views
Production ready substrate chain
Currently i am using substrate-node-template and I have done all my work in that I want to make it production ready, Can someone tell me is there any guide that what changes I have to make in the ...
- 169
3
votes
1
answer
46
views
Local Parachain blocks not getting finalized - logs show websocket error
I am following the build a parachain
however, after I run the parachain collator and the relay chain validators, and then make a transfer from one account to another (Alice to Bob) on the parachain ...
- 283
3
votes
2
answers
80
views
Enable to build substrate node template on M2
The following error msg is given out
error: failed to run custom build command for `tikv-jemalloc-sys v0.5.3+5.3.0-patched`
Clang version
Apple clang version 14.0.0 (clang-1400.0.29.202)
Target: ...
- 31
2
votes
1
answer
95
views
How to Implement MaxEncodedLen Trait for Structs Containing Vec<u8> in Rust
i'm trying to create a blockchain runtime module using Substrate. I have defined a few data structures with the #[derive(MaxEncodedLen)] attribute, but I'm running into a problem when trying to ...
- 873
2
votes
1
answer
228
views
1002: Verification Error: Runtime error: Execution failed: Execution aborted due to trap: wasm trap: wasm `unreachable`
I've added pallet-nft and pallet-uniques in Relay Chain. All the things are working fine but when I'm signing the transaction in the pallet-uniques fn create(collection,admin), it is showing me this ...
- 664
4
votes
1
answer
18
views
error[E0282]: type annotations needed --> /libp2p-noise-0.32.0/src/protocol/x25519.rs:221:45
While running this project https://github.com/jimmychu0807/substrate-offchain-worker-demo
I'm geting this error:
error[E0282]: type annotations needed --> /libp2p-noise-0.32.0/src/protocol/x25519....
- 41
1
vote
1
answer
52
views
Duplicate lang item error (E0152) with sp_io crate when integrating Frontier pallets with Substrate
I'm trying to make my Substrate-based blockchain compatible with Solidity and MetaMask. I've cloned Substrate from the polkadot-v0.9.39 branch and am trying to integrate Frontier's Ethereum ...
- 873
4
votes
1
answer
48
views
What's the difference between calling T::Currency::transfer() and T::Currency::withdraw()
In the crowdfund pallet linked here:
https://github.com/substrate-developer-hub/substrate-how-to-guides/blob/main/example-code/template-node/pallets/simple-crowdfund/src/lib.rs
the withdraw function ...
4
votes
1
answer
48
views
Error- Connecting Parachain to Relay Chain: Unsupported or Invalid BabeApi Version
I have already run a relay chain on two ports, but when I try to connect my parachain to the relay chain, I encounter the following error. I have attached a screenshot of the error to this message.
I ...
- 135
2
votes
1
answer
66
views
How to Integrate a Substrate Chain with MetaMask and Implement Specific Features?
I am currently working on a project that involves creating a Substrate chain and I have several questions related to this:
Integration with MetaMask: I want to be able to connect my Substrate chain to ...
- 873
4
votes
0
answers
132
views
How to solve this Failed to compact generated WASM binary.: Error(UnknownOpcode(192))
For one assignment I have run the command cargo build --release so that I can build the pallet. After that I was getting the error
After that according to this- Error Building Substrate contract Node(...
5
votes
1
answer
93
views
adding an account
I just want to simply add an account in the development config but have no idea how to do it, i tried simply adding the seed in the development_config function but it dosent work, what can i do to add ...
3
votes
1
answer
68
views
Where does the transaction fee go after balance transfer without a treasury pallet in solo chain?
I am using Substrate node template for my application. I have added custom pallet.
This is a solo chain. I just want to know where transaction fee goes after a successful balance transfer. I have read ...
- 413
1
vote
1
answer
51
views
failed to select a version for `zstd-sys`
```sh
error: failed to select a version for `zstd-sys`.
... required by package `zstd-safe v4.1.1+zstd.1.5.0`
... which satisfies dependency `zstd-safe = "=4.1.1"` of ...
- 169
2
votes
1
answer
62
views
Permissioned network with Substrate
I trying to build permissioned network with Substrate. I don't understand diagram following. Let help me explain it. Thanks.
- 113
1
vote
1
answer
72
views
Cannot dispatch any more messages on lane [0, 0, 0, 0]
I'm sending XCM message from one chain to another through Bridge. But i'm facing an issue for receiving the message.
023-05-31 10:40:30.010 TRACE tokio-runtime-worker runtime::bridge-messages: ...
- 664
2
votes
1
answer
236
views
file not found for module `sys`
Geeting following error's how can i fix this error?
error[E0583]: file not found for module `sys`
--> /Users/abubakarmujahid/.cargo/registry/src/github.com-1ecc6299db9ec823/errno-0.3.1/...
- 169
1
vote
1
answer
104
views
How to interact substrate node with reactjs frontend?
In ink! smart contract, we upload .contract file on chain and get the deployed contract address and use metadata.json file in frontend to interact with contract. Can someone tell me what's the ...
- 1,208
3
votes
1
answer
36
views
sp-consensus-babe issue key `branch` is ignored for dependency (sp-consensus-babe)
Hi i am trying to use the sp-consensus-babe but I am having issues when I'm running the command
command: cargo build --release
The issue that I am receiving is this
error: failed to load manifest for ...
- 169
4
votes
1
answer
45
views
Pallet generate store is deprecated how to avoid this warning and compile the code?
I am getting error in #[pallet::generate_store(pub(super) trait Store)] which is showing deprecated warning due to which I could not compile my custom pallet is there any solution
- 41
1
vote
1
answer
81
views
What is distinction between self (lowercase) and Self (uppercase) In Rust?
I am trying to fetch caller address in ink smart contract to apply some checks.
let owner = self._check_token_exists(&id)?;
let caller = Self::env().caller();
I am confused which one i should use ...
- 442
0
votes
1
answer
55
views
upgrading substrate node from Polkadot 0.9.28 to 0.9.40
I have a substrate node of Polkadot 0.9.28. It is customised to enable contracts, and I have enabled the contract and runtime pallets. The tutorial I worked on is no more available in substrate docs. ...
1
vote
1
answer
42
views
How to execute reportEquivocation function in babe pallet?
I was trying to execute a function reportEquivocation(equivocationProof, keyOwnerProof)in the babe pallet . I was stuck in filling the parameters for the same.Could anyone guide me about how to fill ...
- 297
0
votes
1
answer
51
views
CustomSpec Balance doesn't change
following this tutorial, I created CustomSpec.json file and this contains balances like this:
When I change the default set balance into like this, it doesn't change in polkadotjs frontend.
Someone ...
- 1,208
4
votes
1
answer
33
views
Why doesn't getMetadata show my callable methods as extrinsics in Substrate-node-template
When running Substrate-node-template - basically the Kitties - and with a callable eg create_kitty() as a dispatchableResult in the call pallet, what I assume to be an extrinsic in the metadata, this ...
1
vote
1
answer
43
views
Cannot create a runtime error=Other("can't convert a memory import into an export: failed to insert a new memory section
I was running my substrate-blockchain on dev mode. And it gave me this error.
- 664
2
votes
2
answers
21
views
integer literal is too large error
I was following the substate documentation of authorize specific nodes tutorial
referance:-https://docs.substrate.io/tutorials/build-a-blockchain/authorize-specific-nodes/
In the add genesis storage ...
- 157
0
votes
0
answers
19
views
how to make an extrinsic that allows election commission (author+validator) to upload the encoded candidate list to the blockchain
I am trying to make a substrate solo blockchain for the election voting using homomorphic encryption scheme use case.
Till now, I have created a permissioned blockchain, used the node authorization ...
- 157
1
vote
1
answer
63
views
unresolved import `amiquip`
I've added new amiquip dependency in the cargo.toml
[package]
name = "sender"
version = "0.1.0"
edition = "2021"
[package.metadata.docs.rs]
targets = ["x86_64-...
- 664
2
votes
2
answers
94
views
subkey: command not found error
I installed subkey by following instructions
https://docs.substrate.io/reference/command-line-tools/subkey/
and ./target/release/subkey --help command is working fine but any other subkey commands are ...
- 157
4
votes
2
answers
36
views
Modifying substrate-node-template for voting system use case
As a major project for my college, we are trying to modify the substrate node template for the voting system use case. Can anyone guide us on what would be the most important modules, palettes, and ...
- 157
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
0
votes
1
answer
60
views
epoch_config must not be None
This is my substrate-code. Running cargo build --release works fine but while starting node using ./target/release/node-template --dev, I get this error.
Thread 'main' panicked at 'epoch_config must ...
- 1,208
2
votes
1
answer
208
views
Not able to run PolkadotJS apps on local
I tried to clone https://github.com/polkadot-js/apps and run on local. When I execute yarn or yarn install, I get below logs:
➤ YN0013: │ @polkadot/react-identicon@npm:3.4.1 can't be found in the ...
- 413
5
votes
1
answer
106
views
How to implement `into_rpc` method in jsonrpsee's rpc macro
I'm trying to add custom RPC to Substrate node template.
As explained in the jsonrpsee's proc_macro doc here, I define BalancesApi trait where #[rpc(server)] attribute added, and implement ...
- 432
11
votes
1
answer
125
views
Understanding service.rs in substrate-node-template
Recently, I have been trying to understand the block import for Aura and Grandpa but I don't understand some parts in substrate-node-template/node/service.rs:
1- In the new_partial() method when ...
- 1,073
2
votes
1
answer
89
views
problem with sign wallet for use in substrate and nodejs : Cannot read properties of undefined (reading 'specVersion')
i wanna to craete wallet for user in nodejs and substrate . i using these codes for connect to substrate node and create a wallet :
const { ApiPromise, WsProvider } = require('@polkadot/api');
const { ...
- 33
2
votes
1
answer
53
views
Error when implementing contract-pallet into substrate-node-template
I was looking to implement smart-contract into substrate-node-template as I do not want to use substrate-contracts-node.
I was trying to follow this guide - https://substrate-developer-hub.github.io/...
- 45
1
vote
1
answer
34
views
How can i fetch the node identity from cli?
How we can fetch the node identity(local node identity in snapshort) after running the node i would need it so that i can make process automatic to start the second node by using that node key
- 1,896
2
votes
1
answer
57
views
Replacing Endowed Account Address in a Local Substrate Blockchain: A Tutorial
Hello Substrate community!
If you have been following the tutorial on building a local blockchain using Substrate, you may have noticed that your address is hard-coded in a JSON file.
To replace your ...
- 135
1
vote
1
answer
67
views
the trait bound `Vec<u8>: EncodeLike<u32>` is not satisfied
I was making a function to store the some data in the pallet.
#[pallet::storage]
#[pallet::getter(fn number)]
// Learn more about declaring storage items:
// https://docs.substrate.io/main-docs/build/...
- 664