src/main/java/cc/mrbird/febs/dapp/contract/ContractMain.java
@@ -142,7 +142,9 @@ Abi contract = Abi.load(contractAddr, getInstance(), credentials, getStaticGasProvider()); try { TransactionReceipt send = contract.trans(amount, to1).send(); transactionHash = send.getTransactionHash(); if(ObjectUtil.isNotEmpty(send)){ transactionHash = send.getTransactionHash(); } } catch (Exception exception) { exception.printStackTrace(); }