When running a sendTransfer() on a testnet node (https://testnet140.tangle.works) I can attach without any problems. When I try to use a mainnet node (http://nodes.iota.fm:80) I get Invalid transaction hash.

Here is my call: iota.api.sendTransfer(seed, 3, 9, transferData, callback)

1 Answer 1


As I was writing this out I realized I might try changing the weight to 14 and that did it! Too bad the error wasn't a little more descriptive!

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.