Questions tagged [account]
The account tag has no usage guidance.
250 questions
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Geyser closed account notifications
When an account is closed, the notification that comes from the geyser plugins account_update method includes the account with owner set to System Program - regardless of who the owner was before it ...
- 168
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1
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47
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should I split a large data account into smaller ones
I have an account that contains a lot of fields, 30+.
Besides composability, is there any benefit to splitting this account into different accounts?
Will it improve performance/transaction costs?
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223
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About SystemProgram.assign
While I have a main account A and has its keypair.
Then I use createWithSeed create one account derived account x, and asign it to one program C.
Now the problem is : I want to change the account x's ...
- 13
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1
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90
views
How reliable is the accounts: &[AccountInfo] array is?
I am trying to learn solana development[native solana] and when reading some example programs I saw they all use the "accounts: &[AccountInfo]" in order to figure out the accounts ...
- 25
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1
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353
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How do you repopen a closed account?
If an account has been closed with the following anchor context:
#[account(
mut,
close = user,
seeds = [
SEED_SCHEMA.as_bytes(),
&user.key().as_ref()...
- 431
1
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1
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489
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"Access violation in stack frame 3 at address 0x200003ff0 of size 8 by instruction #35516" , even though I use zero copy on my account struct
This is my account struct
pub struct ClaimRewards<'info> {
#[account(init_if_needed, payer = payer, seeds = [OKUSEED.as_ref()], bump, mint::decimals = 6, mint::authority = mint)]
pub ...
- 876
1
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1
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108
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Error: Invalid option while trying to fetch account data with anchor
I'm getting this error
Error: Invalid option endTime
at OptionLayout.decode (node_modules/@project-serum/borsh/src/index.ts:148:11)
at Structure.decode (node_modules/buffer-layout/lib/...
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1
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0
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48
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'Program failed to complete: Instruction passed to inner instruction is too large (12884933932 > 1280)', Getting this error [duplicate]
I'm getting this error
Program logged: "Instruction: CreateVester"
> Program consumed: 5565 of 200000 compute units
> Program returned error: "Instruction passed to inner ...
- 876
7
votes
2
answers
790
views
How to correctly read data from a Zero Copy account
I'm having trouble reading data in the client from a program with a zero copy account. I've defined the account as follows:
#[account(zero_copy)]
#[repr(packed)]
pub struct EventQueue {
header: ...
4
votes
1
answer
262
views
Why does `solana program show <address>` and `solana accounts <address>` return different values for the `data length` and `balance` fields
Originally asked in the SolanaU discord.
Is there a reason why the Solana CLI will return different values for solana program show and solana account?
solana program show ...
- 7,672
2
votes
3
answers
5k
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How do I close a Solana Account?
We can easily close PDAs to redeem their rent to their owner, however what I'm wondering is can the same be done for a normal, on-curve Solana account? From what I can see once you've sent the minimum ...
- 5,384
7
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1
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422
views
what is ledger space in solana?
from here
On Solana, State Compression is the method of creating a "fingerprint"
(or hash) of off-chain data and storing this fingerprint on-chain for
secure verification. Effectively using ...
- 1,264
0
votes
1
answer
74
views
How to ensure unique u16 IDs for accounts?
I'm storing a vector of u16 user IDs. I decided not to store public keys in vector, which I can use as ids or get rid of ids completely instead, however public keys are 32 bytes and will have limited ...
- 85
2
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1
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370
views
What dataLength to use for getMinimumBalanceForRentExemption() for a SOL account?
According to the Solana documentation the minimum balance/amount to be send to new SOL account can be calculated using getMinimumBalanceForRentExemption()
getMinimumBalanceForRentExemption() takes a ...
- 161
3
votes
1
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346
views
"Error processing Instruction 0: invalid program argument" while invoking method of other program using cpi
The callee program
#[program]
pub mod puppet {
use super::*;
pub fn initialize(_ctx: Context<Initialize>) -> Result<()> {
Ok(())
}
pub fn set_data(ctx: Context&...
- 33
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2
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1k
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Can we use pda as signer and payer to create an account in any solana program
I have asked same kind of question earlier but not got proper answer.
As I got an answer in my previous question in which I have to use system owned pda account, I have also tried this but getting ...
2
votes
1
answer
317
views
How to create an account in any other program using CPI in which PDA is used as signer and payer
I just want to invoke initialize method of callee program from caller program in which pda account should be signer.
Callee Program
#[program]
mod callee {
use super::*;
// I want to call ...
0
votes
1
answer
193
views
Why we need to pass all that accounts into functions in native solana?
I am go through the solana course and I am not understand that basics of writing solana native programs. Why do we need to pass to the functions some AccountInfo slice? Where this adressess should ...
- 3
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1
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142
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How to calculate space for an account dynamically using remaining_accounts
Is it possible to allocate space to an account based on account provided in remaining_accounts? I want to allocate enough space to store public key of the accounts provided in remaining_accounts in a ...
- 113
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353
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Solana rent account questoin
I have a question. If I hold solana token on my wallet - do I need to pay a rent for my account on chain ? I've red official documentation and I see that there is a garbage collector in solana chain ...
1
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1
answer
371
views
Can a closed account in anchor be initialised again?
I am following the soldev tutorials. At the Crossing Account and Revival attacks.The program has two methods a lottery initialisation account and a redeem tokens based on the time of entering. After ...
- 117
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633
views
Should `getRecentPrioritizationFees` always return 0 as fees when an empty array is passed as parameter to it? If so, why?
I wanted to use the getRecentPrioritizationFees Solana JSON-RPC method to compute a prioritization fee estimation.
According to the Solana documentation, this method has an accounts array parameter ...
3
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1
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406
views
Why do we convert accounts to AccountInfo?
I have this rust function
pub fn purchase_ticket(ctx: Context<PurchaseTicket>, lottery_id: u32) -> Result<()> {
let lottery = &mut ctx.accounts.lottery;
let ticket = &...
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634
views
How to use init_if_needed?
I want to create an instruction where it is only possible to initialize a new PDA account if some parameter on another PDA account (same type) is fulfilled. So I was thinking that init_if_needed would ...
- 1,506
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1
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65
views
Can a stake account be re-delegated?
On blockchain explorer you’ll see that a stake account may have an “activated” epoch, and a “deactivated” epoch.
Does that mean that a single stake account can only be “used” once? I.E. there can only ...
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2
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2k
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How to define a variable to a public key in anchor? [duplicate]
I want to hardcode a public key in my anchor Solana program and then compare it with the public keys passed to the functions of the program. Can someone please tell me how can I declare a variable ...
- 113
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1
answer
1k
views
Can we change the owner of a Solana account?
I have a solana account created by a solana program deployed on the devnet. Is it possible to change the owner of the account? If yes then can you please tell how to do it?
- 113
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198
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Can solana accounts be made immutable?
I have recently started learning about solana development and realised that solana accounts created by solana programs are mutable. Is there any way we can make them immutable? Also can you please ...
- 113
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1k
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Error: AnchorError: AnchorError caused by account: base_account. Error Code: AccountNotInitialized
I wrote a Solana Program with two functions, one for the initialization of an account and a second to upload data to the account. While testing on localhost it was working fine, but when I uploaded it ...
- 113
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230
views
Is there way to differentiate accounts from pdas?
Out of curiosity, I was wondering if there was a way to tell just by looking at the address, if one can tell if the address is a data account or a pda instead.
I'm personally having a hard time ...
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1
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801
views
what is anchor #[instruction()] macro?
I have this code:
#[derive(Accounts)]
#[instruction(campaign_id: u32)]
pub struct CreateCompaign<'info> {
#[account(
mut,
seeds = [SEED.as_bytes(), &campaign_id....
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54
views
derive correct account inside a different anchor context
Let's say I have this CampaignCount account:
#[account]
pub struct CampaignCount {
// I keep track of how many campaigns I have so far
pub id: u32,
}
Imagine I need to refer to this in the ...
- 1,264
3
votes
1
answer
641
views
Can Solana Accounts be accessed by any Solana Program using its address?
If I have a deployed Solana Program which creates some Solana accounts for storing data in it. Can these Solana accounts be accessed by any other Solana program using the account addresses? I am ...
- 113
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45
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How to call another instruction from the same Anchor program (No CPI) [duplicate]
Is there a way to invoke an instruction within the same program? just for the sake of code reusability, I know we can achieve this easily with CPI when invoking different programs instructions, but I ...
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2
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481
views
AccountLoader for a struct from another Program
Say I have an account in Program A, and I know it looks like this:
#[account(zero_copy)]
pub struct SomeAcc {
pub some_num: u32,
}
Now in my Program B, I copy and paste this struct exactly into ...
- 3,597
1
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2
answers
515
views
How do you deal with a changing account state?
Let us suppose that you want to update an account state to include a new field.
pub struct MyState {
pub a: u8,
pub new_field: u8
}
This means that fetching and decoding the old accounts prior to ...
- 1,506
3
votes
2
answers
432
views
Why did I get access to the wallet?
I generated a 12-word BIP39 word sequence using a third-party library (not from the solana tools).
Next, I went to the phantom mobile application and added a wallet by restoring it using a 12-word ...
- 464
1
vote
2
answers
526
views
Is it possible to create an account (new keypair) using PHP?
I don't have experience with solana yet and I have question in my work.
I see that it is possible to generate a key pair with web3.js
But is it possible to generate a new pshair with php ?
- 464
4
votes
2
answers
2k
views
Is there a way to estimate the transaction size?
Currently to get the size of a transaction I have to do the following
const tx = new Transaction().add(...)
const { blockhash } = await connection.getLatestBlockhash();
tx.recentBlockhash = blockhash;
...
- 173
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votes
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answers
2k
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Confusion between Token Account and Associated Token Account?
I am new to Solana dev. I am confused by the answers on StackExchange. The token mint holds information about a specific mint. An associated token account is an account linked to a user so the user ...
- 193
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votes
1
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133
views
Is it bad practice to have instruction parameters as a part of the PDA seed?
Let us suppose I have made a design, where I would be able to derive the PDA just by knowing the ID. So I have made a PDA that uses the inputted instruction ID parameter as a part of the seed.
#[...
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624
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Getting transaction info on account changes using JS
Using JS, how would I go about getting transaction information on transactions that affect the balance of a specific account?
I've been able to listen for account changes with the following code, but ...
- 165
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1
answer
229
views
How to handle multiple tokens + SOL in a payments program?
Context
Depending on the item price in USD, users should be able to pay for items with different tokens/currencies (this is made possible with Switchboard Oracles). The payments then go towards a ...
- 1,506
1
vote
2
answers
187
views
What happens to old program-owned-accounts when adding a new field to the account structure?
Let us suppose users are able to create a program-owned-account: PurchaseItemAccount, which is deployed as:
{
id: u64
price: u64
}
After some time, I then decide to add a field, ...
- 1,506
1
vote
1
answer
344
views
Is it common to have close account instruction inside my solana program
In my Solana program, users can create program-owned accounts.
Although maybe they want to close it because it is no longer necessary and want to recoup the account rent/fees.
I assume that closing ...
- 1,506
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1
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91
views
What does range full operator do in borsh serialize?
I follow hackernoon-solana to see the syntax in non anchor project. this is the function signature
pub fn process_instruction(program_id:&Pubkey,accounts:&[AccountInfo],input:&[u8])->...
- 1,264
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146
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How much of a PDA can a program control
How much of a PDA is under the control of its owner program? For example, could the program block the account from signing certain instructions on transactions? Or could the program add a fee to every ...
- 486
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76
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Where does a Account of a TokenMint store the maximum capacity it has at the moment?
I just started learning Solana, and I have a question that is confusing me.
A tokenMint are account that holds specific information about a token. But createMint only requires the mint freeze ...
- 193
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528
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Gasless Transactions for Solana
Has there been any research or development done around gasless txns? I'm looking to record particular txns for user provenance that have little intrinsic value now, but likely will in the future.
I'm ...
4
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1
answer
142
views
Why do we use lifetime parameter when we create an account struct?
This is an example of account struct in an anchor project.
#[derive(Accounts)]
pub struct Create<'info>{
#[account(init,payer=user,space=264)]
pub calculator:Account<'info,Calculator&...
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