@class NSMutableDictionary; @interface MFError : NSError { struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _moreUserInfoLock; NSMutableDictionary *_moreUserInfo; } + (id)errorWithDomain:(id)a0 code:(long long)a1 localizedDescription:(id)a2; + (id)errorWithDomain:(id)a0 code:(long long)a1 localizedDescription:(id)a2 title:(id)a3 userInfo:(id)a4; + (id)errorWithException:(id)a0; - (void)setLocalizedDescription:(id)a0; - (id)userInfo; - (void)setUserInfoObject:(id)a0 forKey:(id)a1; - (id)localizedDescription; - (void).cxx_destruct; - (id)initWithDomain:(id)a0 code:(long long)a1 userInfo:(id)a2; - (id)recoveryAttempter; - (void)setShortDescription:(id)a0; - (id)mf_moreInfo; - (id)mf_shortDescription; - (void)setMoreInfo:(id)a0; - (void)useGenericDescription:(id)a0; @end