The zero balance issue likely stems from a mismatch between the seed phrase and the wallet’s address derivation method. Even though BIP-39 seed phrases are compatible, different wallets use different default derivation paths and address formats. Blockstream Green might use a unique derivation path or script type that Sparrow doesn’t automatically detect. To move forward, try exploring Sparrow’s advanced settings to manually select or customize the derivation path and address type that corresponds to Blockstream’s configuration.
