Support TRON's TRX and TRC20, which include functions such as address creation, balance query, transaction transfer, query the latest blockchain, query information based on the blockchain, and query information based on the transaction hash
PHP Fatal error: Uncaught Tron\Exceptions\TransactionException: No contract or not a valid smart contract in /data/wwwroot/tron/vendor/fenguoz/tron-php/src/TRC20.php:82
Stack trace:
#0 /data/wwwroot/tron/20.php(93): Tron\TRC20->transfer()
#1 /data/wwwroot/tron/20.php(125): TRC20Test->testTransfer()
请问是什么原因啊