我们的小程序部分系统版本报错，appid: wx4a4f0573a517ab89 系统：ios 客户端版本：8.0.26 基础库版本：2.25.3 备注：全部是ios手机 客户端版本和基础库都一样 line:1,column:605350,TypeError: undefined is not an object (evaluating \'this._setDataCallbackMap[r]\') Stack:triggerSetDataCallbacks@https://lib/WASubContext.js:1:605350 @https://lib/WASubContext.js:1:603674 Y@https://lib/WASubContext.js:1:558338 @https://lib/WASubContext.js:1:558796 @https://lib/WAServiceMainContext.js:1:794573 emit@https://lib/WAServiceMainContext.js:1:81766 @https://lib/WAServiceMainContext.js:1:90210 dispatch@https://lib/WAServiceMainContext.js:1:86262 cb@https://lib/WAServiceMainContext.js:1:87238 cb@[native code] emit@https://lib/WAServiceMainContext.js:1:81389 subscribeHandler@https://lib/WAServiceMainContext.js:1:83929 global code@ triggerSetDataCallbacks@https://lib/WASubContext.js:1:605350 @https://lib/WASubContext.js:1:603674 Y@https://lib/WASubContext.js:1:558338 @https://lib/WASubContext.js:1:558796 @https://lib/WAServiceMainContext.js:1:794573 emit@https://lib/WAServiceMainContext.js:1:81766 @https://lib/WAServiceMainContext.js:1:90210 dispatch@https://lib/WAServiceMainContext.js:1:86262 cb@https://lib/WAServiceMainContext.js:1:87238 emit@https://lib/WAServiceMainContext.js:1:81389 subscribeHandler@https://lib/WAServiceMainContext.js:1:83929