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For Ubuntu users. I fixed it by installing the following lib. Step 1: wget http://nz2.archive.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1f-1ubuntu2.16_amd64.deb Step 2: sudo dpkg -i libssl1. …

(process_instruction);, tells the compiler to begin program execution as we don't have a main function here as we have in simple rust program for example: fn main() { println!("Hello, world!") … ; } In anchor projects, it is handled by the following library. use anchor_lang::solana_program In solana official docs it says: Solana Rust programs may depend directly on each other in order to gain …

This is what worked for me. First called the Transfer function from system_instruction::transfer() and then invoke it using invoke(). What I was doing wrong was that I was calling Transfer function fr …

I increased the space that didn't worked initially. What worked for me is that after I increased the space (i.e space = 1024) and then deleted target folder, fetch new keys using anchor keys list, rep …

I resolved the issue by setting authority as a PDA address in the token account. Token Account #[account( init_if_needed, seeds = [mint.key().as_ref(), b"nfts_vault_seed", from.key …

I think I need to look into the private RPC nodes such as Alchemy. On Solana Offical Docs it is mentioned that public RPC has the following limitations: Rate Limits# Maximum number of requests per 10 …

Found a way that we can simply use timestamps for this. let clock = Clock::get()?; let clock = clock.unix_timestamp % 10; // any number between range 0-10 Just make sure the random number rang …

I increased the space of my account and redeployed the programs with new keys. #[account( init, payer = payer, space = 82+36, seeds = [b"my_custom_seed"], bump) ] pub ledger_account: A …