TxWhy

Error codes / Anchor framework

AccountNotSystemOwned

Anchor framework · Custom(3011) · 0xbc3

custom program error: 0xbc3

What it means

The account is not owned by the System Program.

What to do

init needs a fresh system-owned account — this one already belongs to another program.

Have the transaction that failed with this?

Paste its signature. TxWhy shows the exact instruction and inner call that raised the error, and rebuilds the transaction when the cause is one it can fix (compute limit, expired blockhash, priority fee, stale swap quote).