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payer = admin, seeds=[ b"FeeData", name.as_bytes().as_ref()], bump, )] pub fee_account: Account<'info, FeeData>, #[account( seeds = [ b"admin_roles"], // ensure no … )] pub domain_account: Account<'info, DomainData>, #[account( seeds=[ b"FeeData", name.as_bytes().as_ref()], bump, )] pub fee_account: Account<'info, FeeData …

I mean I just want a standard account to store SOL, and there is likelihood thatanchor have provide this type of account handy to use that I just not found. … = 8)] pub sol_faucet: Account<'info, NewAccount>, #[account(mut)] pub signer: Signer<'info>, pub system_program: Program<'info, System>, } #[account] pub struct NewAccount { } …

Let's say program_b (which I don't have code, just know it's address) has declare PDA account data struct: #[account] #[derive(InitSpace)] pub struct FeeData { pub fee: u64, } and I got this account … I know there is account discriminator and why this error raise. …

we can see that it is off curve account. … How can one create account like this? An account assigned to System Program but off curve. How can the guy own this account spend tokens under it? …

I am going to store huge number of record for my on-chain program. Each record's size is small (likely 100Bytes), but need to store many(maybe millions) records on-chain. From what I have known presen …

Does runtime sort all input account an add mutex-locker to those accounts that are mutable? …

I suppose that only latest data were stored and old ones be covered or overwrited.Because 'new_account' is just a normal account, not PDA account, and should not alloc new space when accept different ' …

Also, I saw this code somewhere: Account { lamports: 100, data: data.to_vec(), owner: spl_token::id(), executable: false, rent_epoch … : 0, }; Is the data size that use to compute rent just the size of above data field or the size of whole Account struct? …

#[account( mut, seeds = [b"vault".as_ref()], bump )] pub sol_vault: SystemAccount<'info>, //the PDA account use to store coin. … : Option<Account<'info, TokenAccount>>, #[account( mut, )] pub mapping_token_mint: Option<Account<'info, Mint>>, pub token_program: Program<'info, Token>, pub associated_token_program …

In my anchor program, I declare a uncheck account that will check by code inside instruction function /// CHECK: do check inside function. … #[account(mut)] pub user_ata: UncheckedAccount<'info>, and inside the functuon, I don't know how to get the mint property of user_ata account msg!("check user-ata owner: {:?}, user: {:?} …

#[derive(Accounts)] pub struct Increment<'info> { #[account(mut)] pub counter: Account<'info, Counter>, } #[account] #[derive(InitSpace)] pub struct Counter { count: u64, } And my client … to participate signing as to change its account data. …