小程序SDK异常

标签: #<Tag:0x00007f65941b2c08>

调用登录接口就出现这个问题,请问怎么解决啊!
Uncaught SyntaxError: Unexpected token u in JSON at position 0
at JSON.parse ()
at h._initConversation (jmessage-wxapplet-sdk-1.4.2.min.js:1)
at i.hook (jmessage-wxapplet-sdk-1.4.2.min.js:1)
at r.onReceive (jmessage-wxapplet-sdk-1.4.2.min.js:1)
at o. (jmessage-wxapplet-sdk-1.4.2.min.js:1)
at o.emit (jmessage-wxapplet-sdk-1.4.2.min.js:1)
at o.client.onevent (jmessage-wxapplet-sdk-1.4.2.min.js:1)
at o.onpacket (jmessage-wxapplet-sdk-1.4.2.min.js:1)
at o. (jmessage-wxapplet-sdk-1.4.2.min.js:1)
at o.emit (jmessage-wxapplet-sdk-1.4.2.min.js:1)

网上搜索参考

谢谢,我好想理解是什么问题,不能用浏览器看!