[NSNull rangeOfString:]: unrecognized selector sent to instance 0x1b7d32ef8?

[hzx157]

{"message":"","code":0,"data":{"token":":v_P0BBy_aFz9jjxURfOM7s8e_gM=:eyJzY29wZSI6bnVsbCwiZGVhZGxpbmUiOjE1MTMyNTA5NDJ9"},"status":true}
<Responese: 0x17449a3b0>
2017-12-14 18:29:02.947069+0800 xx[20115:5250153] -[NSNull rangeOfString:]: unrecognized selector sent to instance 0x1b7d32ef8
2017-12-14 18:29:02.949375+0800 xx[20115:5250153] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[NSNull rangeOfString:]:

最新版本7.2.2

QNUpToken.m ：line 44 NSRange range = [scope rangeOfString:@":"];

[wangliangliang2]

你的token有误，我们加个防护。