Bip39 checksum failed https://squareblogs.net/edelinepge/using-python-to-produce-a-bip39-mnemonic-a-developers-point-of-view Though it works by using BIP32 technique you'll be able to nevertheless import BIP39 seeds into Electrum wallet. Also aside from BIp32 There may be BIP44 Variation which some wallet use for that generation of seeds. He can also be the creator of one of the https://ztndz.com/story26228702/bip39-standard-indicators-on-bip39-standard-you-should-know-https-x-com-tundra838554