优化错误提示

application/third_party/wwwlog/controllers/index.php

@@ -80,9 +80,9 @@ AND NOT request_uri : "/index.php"
                 $this->wwwlogs_model->add('wwwlogs',$LogData);
             }
         } catch (Aliyun_Log_Exception $ex) {
-            logVarDump($ex);
+            print_r($ex);
         } catch (Exception $ex) {
-            logVarDump($ex);
+            print_r($ex);
         }
 	}