Questions tagged [solana-program-library]
90 questions
0
votes
1 answer
Instruction: SetAuthority Error: owner does not match
I get this error when trying to mint master edition nft using CPI of the metaplex program
Program log: Setting mint authority
Program TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA invoke [3]
Program log: Instruction: SetAuthority
Program…
Anoushk
- 551
- 7
- 20
0
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1 answer
How to achieve Solidity's mapping in Solana?
How to achieve the functionality of Solidity's mapping in Solana?
What I need is a map with an arbitrary number of entries (it'll be evergrowing).
So how to calculate the rent exemption and how to actually do this?
Is it even possible?
I just need 1…
6b86b273ff
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- 2
0
votes
1 answer
mintTo - is there a way to get the transaxtion signature?
After I create my own token program I am thne minting some supply into another tokenaccount.
I notice the mintTo is a void function, is there any easy way to get the associated transaction signature ?
const token = new splToken.Token(
…
1977
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- 37
0
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1 answer
Calling an anchor (solana) program through classic javascript ? custom program error: 0x64
i deployed a program on the devnet, when i run anchor test, everything runs fine.
The program needs 3 keys, and just return ok() (i commented everything inside).
I am trying to call this program in my single page app (with a phantom signature), but…
Frédéric Bry
- 45
- 1
0
votes
1 answer
What is the flow for transferring SOL through program?
I would like to write a program that can be used to exchange a token against sol (like buying action for an nft).
I have a working example for a token A against token B. But i would like to replace token B by SOL. This example use anchor & escrow…
Frédéric Bry
- 45
- 1
0
votes
1 answer
web3.js to use with web development
I want to use web3.js together with my web page but the require function is not working for me. I have tried using browserify , importing instead of declaring as const but none worked, one problem solution lead to another problem. I tried to bundle…
0
votes
1 answer
Create SPL staking on Solana Ecosystem
I'm newbie in programming, so the questiong is: is there any guides how i can create staking pool on solana ecosystem for created token? And what is the steps?
faaer
- 1
0
votes
3 answers
Solana installation failure with curl: (23) Failure writing output to destination
When following the Solana tool suite installation guide I got the following error which says curl: (23) Failure writing output to destination.
sh -c "$(curl -N -sSfL https://release.solana.com/v1.9.4/install)"
downloading v1.9.4 installer
curl:…
Eranda
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- 1
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- 30
-1
votes
1 answer
Init Token Account error - "Error processing Instruction 0: custom program error: 0x0"
In my program I'm trying to init PDA Token Accounts so that my program can store tokens of specified mints like this:
#[derive(Accounts)]
pub struct StartAuction<'info> {
#[account(init, seeds=[&state.positions_count.to_ne_bytes()], bump, payer…
zdev
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- 2
- 9
-1
votes
1 answer
How can i get the public key of the Candy Machine of collection
Please Help i want to get NFT Mint Addresses and this function below return what i want but it requires the candy machine id :
import { Connection, clusterApiUrl, PublicKey } from '@solana/web3.js';
import bs58 from 'bs58';
const connection = new…
ihssane Ouch
- 25
- 1
- 6
-1
votes
2 answers
Tokio macro requires rt or rt-multi-thread in Solana program
Anyone able to guide me on why I can be getting this error on my tests?
The #[tokio::test] macro requires rt or rt-multi-thread.
It is more a Rust question than a Solana one, but I have been following the examples (and I am learning Rust), so just…
awesomeQ
- 11
- 2
-1
votes
2 answers
Program, Account, Publickey and Keypair in Anchor
I'm beginner of solana programming using anchor. Now I have no clear understanding about these items.
**Program, Account, PublicKey, Keypair**
Appreciate any help to understand what these are and relationship between each other.
Kunkka Admiral
- 53
- 7
-1
votes
1 answer
How to add a Pubkey to an account containing a vector of Pubkeys in an anchor program
use anchor_lang::prelude::*;
use rand::Rng;
use solana_program::{declare_id, pubkey::Pubkey};
declare_id!("Fg6PaFpoGXkYsidMpWTK6W2BeZ7FEfcYkg476zPFsLnS");
#[program]
pub mod raffle_impl {
use super::*;
pub fn create_raffle(ctx:…
Vipul
- 21
- 3
-2
votes
1 answer
Keeping private data private in a Solana Rust program
I am trying to write a guess-the-number game on Solana. I am trying to write a Solana program (smart-contract) where the smart contract randomly picks a random number and whoever guesses it wins. Its a simple hello-world kind of a situation.
Can I…
Marci-man
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- 76
-7
votes
1 answer
How to generate keyphrase, mnemonic, seed, private key and public key on the Solana Blockchain
How to generate a keyphrase, mnemonic, seed, private key and public key on the Solana Blockchain (Mainet, Testnet & Devnet)?
Obot Ernest
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