All Questions
Tagged with program solana-program
40
questions
0
votes
0
answers
18
views
Funding Unfunded Account using Smart Contract
I am searching a way to fund a account using smart conttact, that work fine if the receiver is already done some transactions. This is failing if there is no transactions done on the account.
How can ...
- 21
1
vote
1
answer
44
views
Invoking Solana Programs
I was checking different ways to initialize a solana program. I am quiet new to field and expecting some support here.
I am running some VMs on a auto scaling group. I want to invoke a program when ...
- 21
0
votes
1
answer
24
views
How can I develop to purchase NFT in Solana and anchor
Help me please~~~
Could you send me a sample code or project?
2
votes
1
answer
27
views
How is program size calculated
I would love to know how a Solana program's size is calculated.
Do PDA's size that are owned by the program add up when this calculation is done? What about arguments?
- 3,907
0
votes
1
answer
45
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Tx Reverting Even If Internal CPI Fails
Creating a CPI call, since it returns a Result. If the internal call throws an error, err should have an err() field as per the definition. The whole transaction should not revert, but it is reverting....
1
vote
1
answer
12
views
Does <AccountInfo> have the accont key?
Looking at getMultipleAccountInfo it returns a
AccountInfo<T>: {
data: T;
executable: boolean;
lamports: number;
owner: PublicKey;
rentEpoch?: number;
}
Am I correct in ...
- 55
1
vote
1
answer
36
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Websocket version of getProgramAccounts
Is there a WebSocket version of getProgramAccounts that allows me to fetch PDAs with supplied seeds?
- 55
2
votes
1
answer
36
views
Relational PDA design through seeds
I have somewhat what seems to be a fairly simple question.
Lets assume we are building a Todo list where everything is public. And lets say a user will be able to create a new Task and that task will ...
- 55
0
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0
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7
views
want to what's wrong in my contract as i can't able to call my deposit function
use anchor_lang::prelude::*;
use anchor_spl::token::{self, Token, TokenAccount, Transfer as SplTransfer};
// use solana_program::system_instruction;
use solana_program::{account_info::AccountInfo, ...
2
votes
0
answers
255
views
Cannot deploy program onto solana mainnet
First of all, it's super slow when deploy(anchor deploy) my program to mainnet, I got error:
Blockhash expired. 4 retries remaining
Blockhash expired. 3 retries remaining
Blockhash expired. 2 retries ...
- 61
1
vote
1
answer
245
views
"package solana-program v1.18.7 cannot be built" error [duplicate]
I have a new Rust project that gives the following error when I compile it.
package `solana-program v1.18.7` cannot be built because it requires rustc 1.72.0 or newer, while the currently active rustc ...
- 11
0
votes
1
answer
206
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How To Name Solana Instructions and Add Program Public Name
On Solscan, when you go to Analytics and scroll to the bottom, I noticed some programs like Raydium, Pyth and Metaplex have public name's set and you see that instead of seeing the program account ...
- 121
1
vote
2
answers
38
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Does a CPI method to a program leave any special footprint on the blockchain?
Firstly, do I understand correctly that CPI call is one of the ways to call a method of program?
If so, only by examining a TX on the blockchain, will it be possible to distinguish a CPI call to a ...
- 15
0
votes
0
answers
71
views
Deserialize Solana.Transaction Golang
I have a Golang Solana.Transaction object and want to obtain the raw/pre-compiled instruction details.
How can I deserialize the Transaction.Message.Instruction?
- 1
0
votes
1
answer
419
views
Solana Transactions using Solders object has no attribute 'recent_blockhash'
Below is the Python code I wrote to try to engage the logs of a deployed program.
I don't know why I keep getting the following error:
An error occurred: 'solders.transaction.Transaction' object has ...
- 101