我試圖設置核心數據的屬性,但它不會工作。每次我打電話給方法setAveScore
它會拋出錯誤[Stats setAveScore:]: unrecognized selector sent to instance 0x3364c0
核心數據集屬性
任何想法是什麼問題?
召喚:
Stats *sObj = [Stats alloc];
NSNumber *foo = [[NSNumber alloc ]initWithInt:1];
sObj.aveScore = foo;
核心數據類:
@interface Stats : NSManagedObject
{
}
@property (nonatomic, retain) NSNumber * aveScore;
@end
#import "Stats.h"
@implementation Stats
@dynamic aveScore;
@end
整體的ErrorMessage:
-[Stats setAveScore:]: unrecognized selector sent to instance 0x1494b0
Exception detected while handling key input.
-[Stats setAveScore:]: unrecognized selector sent to instance 0x1494b0
在標題中定義統計數據可解決問題。但在調用sobj.aveScore讀取時,看起來像aveScore是空的。 – lueda 2010-10-10 13:16:11