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2 votes

WalletSignTransactionError: t.serialize is not a function

This is a shot in the dark, but have you deserialized the transaction you receive on the frontend back into a Transaction? Ie. assuming you received serializedTransaction from the backend, you do: con …
Jon C's user avatar
  • 19.6k
2 votes

Python - Sign encoded transaction and broadcast

You'll need to decode the transaction from base64 into bytes, deserialize the partially signed transaction from that, and then sign / send it with your private key. …
Jon C's user avatar
  • 19.6k
1 vote

Solana sing failing - keypair-pubkey mismatch

You're fetching a transaction from the Jupiter API, which is signed against a mainnet-beta blockhash, and then sending that transaction to devnet, where the blockhash doesn't exist. Be sure to interac …
Jon C's user avatar
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1 vote

sign and approve all transactions with connected ledger wallet

Ledgers require that all transactions be manually approved, and do not provide programmatic access to sign multiple transactions. … Blind signing only allows you to sign transactions that the Ledger doesn't know how to parse. …
Jon C's user avatar
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