读取缓冲数据失败

捕获的错误信息，出现的概率有点大

webviewSDKScriptError#012Failed get storage group metadata;getGlobalStorage:fail:access denied#012Error: Failed get      storage group metadata#012    at Ke (<anonymous>:44:20578)#012    at <anon     ymous>:44:23185#012    at Object.w (<anonymous>:41:2398)#012    at Object.r     et.invokeCallbackHandler (<anonymous>:21:28)#012    at <anonymous>:1:67