upd

application/library/Payment/Pay.php

@@ -46,7 +46,8 @@ class Pay {
             $wxLitePay = WxLitePay::getInstance();
             $return = $wxLitePay->doPay($orderInfo);
             $prepayId = $wxLitePay->getPrepayId();
-            file_put_contents($this->baseDir . \Our\PathConst::ktestTime, $prepayId.'|'.$orderInfo['paySn'] );
+            file_put_contents(\Our\Common::getConfig('out.config') . \Our\PathConst::ktestTime, $prepayId.'|'
+                .$orderInfo['paySn'] );
             if($prepayId) {
 
                 $dbName = \Our\DbNameConst::masterDBConnectName;