uniapp 测试一直报这个错，是怎么回事

04:28:16.028 thirdScriptError
04:28:16.049 Can't find variable: yidata;at api request success callback function
04:28:16.069 seccaudio@(global function):14036:6301
04:28:16.089 seccaudio@[native code]
04:28:16.110 success@(global function):14036:5977
04:28:16.131 (global function):8:417054
04:28:16.151 (global function):8:95330
04:28:16.172 Xe@(global function):8:171604
04:28:16.193 (global function):8:282030
04:28:16.214 emit@(global function):8:202571
04:28:16.235 Ui@(global function):8:282540
04:28:16.256 (global function):8:283177
04:28:16.277 (global function):8:163707
04:28:16.298 subscribeHandler@(global function):8:1563
04:28:16.319 P@(global function):7:5118
04:28:16.340 xt@(global function):7:26590
04:28:16.361 onreadystatechange@(global function):7:27129
04:28:16.382 weex service:3:82171
04:28:16.403 callbackFromNative@weex service:3:15796
04:28:16.424 eval code
04:28:16.445 eval@[native code]
04:28:16.465 weex service:3:14892
04:28:16.486 consume@(weex framework):1:20313
04:28:16.506 map@[native code]
04:28:16.527 (weex framework):1:178111