Main Thread Checker: UI API called on a background thread
在开发的过程中遇到一个警告问题,如下:MainThreadChecker:UIAPIcalledonabackgroundthread:-[UIWebViewloadRequest:]PID:18274,TID:1210667,Threadname:(none),Queuename:com.apple.root.default-qos,QoS:21Backtrace:4quickofficeOA0