在NSJSONSerialization中转换[FBSDKAccessToken currentAccessToken]时出错

Question

NSString *SocialAuthToken = [FBSDKAccessToken currentAccessToken];

NSDictionary *postContent = @{ @"LoginType" :LoginType, @"SocialAuthToken" : SocialAuthToken, @"Password" : @"123", @"Info" : DictInfo};

NSLog(@"%@",postContent);

NSData *postdata = [NSJSONSerialization dataWithJSONObject:postContent                                                            options:NSJSONWritingPrettyPrinted error:&error];

Answer 1

从tokenString获取FBSDKAccessToken。

 NSString *SocialAuthToken = [[FBSDKAccessToken currentAccessToken] tokenString];