1

UCore/Db/Helper.php

@@ -21,7 +21,7 @@ class Helper
     {
         $level = DB::transactionLevel();
         if ($level === 0) {
-            $w = debug_backtrace()[1]['file'] . ':' . debug_backtrace()[1]['line'];
+            $w =( debug_backtrace()[1]['file'] ??' file '). ':' . (debug_backtrace()[1]['line']??'line');
             Logger::error("check_tr - transaction level is 0 没有开启事务" . $w);
             // 没有开启事务
             throw new \LogicException("transaction level is 0");