erdpy-failed-transaction.py

from erdpy.accounts import Account, Address
from erdpy.proxy import ElrondProxy
from erdpy.transactions import BunchOfTransactions
from erdpy.transactions import Transaction
from erdpy.wallet import signing


proxy = ElrondProxy("https://devnet-gateway.elrond.com")
sender = Account(pem_file="test-wallet.pem")
sender.sync_nonce(proxy)

tx = Transaction()
tx.nonce = sender.nonce
tx.value = str(0.05 * 10**18)  # 0.05 ERD, as required for issuing a token according to the documentation
tx.sender = sender.address.bech32()
# System contract address to issue out the new token as per
# https://docs.elrond.com/developers/esdt-tokens/#issuance-of-fungible-esdt-tokens
tx.receiver = "erd1qqqqqqqqqqqqqqqpqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqzllls8a5w6u"
tx.gasPrice = 1000000000
tx.gasLimit = 50000
tx.data = ""
tx.chainID = "D"  # For devnet https://devnet-gateway.elrond.com/network/config
tx.version = 1  # No idea where this should come from, because the lack of documentation

tx.signature = signing.sign_transaction(tx, sender)
tx.send(proxy)

# Error 
# ProxyRequestError: Proxy request error for url [https://devnet-gateway.elrond.com/transaction/send]: {'data': None, 'error': 'transaction generation failed: invalid value', 'code': 'internal_issue'}