there is a error when widget run in iphone
SendProcessControlEvent:toPid: encountered an error: Error Domain=com.apple.dt.deviceprocesscontrolservice Code=8 "Failed to show Widget 'com.ghm.SmarfidCard.Widget' error: Error Domain=FBSOpenApplicationServiceErrorDomain Code=1 "The request to open "com.apple.springboard" failed." UserInfo={NSLocalizedFailureReason=The request was denied by service delegate (SBMainWorkspace)., BSErrorCodeDescription=RequestDenied, NSUnderlyingError=0x9d6c10a80 {Error Domain=SBAvocadoDebuggingControllerErrorDomain Code=1 "Failed to get descriptors for extensionBundleID (com.ghm.SmarfidCard.Widget)" UserInfo={NSLocalizedDescription=Failed to get descriptors for extensionBundleID (com.ghm.SmarfidCard.Widget)}}, FBSOpenApplicationRequestID=0xa573, NSLocalizedDescription=The request to open "com.apple.springboard" failed.}." UserInfo={NSLocalizedDescription=Failed to show Widget 'com.ghm.SmarfidCard.Widget' error: Error Domain=FBSOpenApplicationServiceErrorDomain Code=1 "The request to open "com.apple.springboard" failed." UserInfo={NSLocalizedFailureReason=The request was denied by service delegate (SBMainWorkspace)., BSErrorCodeDescription=RequestDenied, NSUnderlyingError=0x9d6c10a80 {Error Domain=SBAvocadoDebuggingControllerErrorDomain Code=1 "Failed to get descriptors for extensionBundleID (com.ghm.SmarfidCard.Widget)" UserInfo={NSLocalizedDescription=Failed to get descriptors for extensionBundleID (com.ghm.SmarfidCard.Widget)}}, FBSOpenApplicationRequestID=0xa573, NSLocalizedDescription=The request to open "com.apple.springboard" failed.}., NSUnderlyingError=0x9d6c0dbb0 {Error Domain=FBSOpenApplicationServiceErrorDomain Code=1 "The request to open "com.apple.springboard" failed." UserInfo={NSLocalizedFailureReason=The request was denied by service delegate (SBMainWorkspace)., BSErrorCodeDescription=RequestDenied, NSUnderlyingError=0x9d6c10a80 {Error Domain=SBAvocadoDebuggingControllerErrorDomain Code=1 "Failed to get descriptors for extensionBundleID (com.ghm.SmarfidCard.Widget)" UserInfo={NSLocalizedDescription=Failed to get descriptors for extensionBundleID (com.ghm.SmarfidCard.Widget)}}, FBSOpenApplicationRequestID=0xa573, NSLocalizedDescription=The request to open "com.apple.springboard" failed.}}}
Domain: DTXMessage
Code: 1
User Info: {
DVTErrorCreationDateKey = "2024-08-06 09:58:53 +0000";
}
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use NFC api has some error:
2024-07-15 15:42:59.633782+0800 TestNFC[16022:1038141] tagReaderSessionDidBecomeActive
2024-07-15 15:43:03.608427+0800 TestNFC[16022:1038141] [xpc.exceptions] <NSXPCConnection: 0x282ba90e0> connection to service with pid 58 named com.apple.nfcd.service.corenfc: Exception caught during decoding of received selector didDetectExternalReaderWithNotification:, dropping incoming message.
Exception: Exception while decoding argument 0 (#2 of invocation):
Exception: decodeObjectForKey: class "NFFieldNotification" not loaded or does not exist
how can I fix it ? thanks
I am using NFC when the phone is near the NFC reader times below the error:
2024-07-15 15:43:03.608427+0800 TestNFC[16022:1038141] [xpc.exceptions] <NSXPCConnection: 0x282ba90e0> connection to service with pid 58 named com.apple.nfcd.service.corenfc: Exception caught during decoding of received selector didDetectExternalReaderWithNotification:, dropping incoming message.
Exception: Exception while decoding argument 0 (#2 of invocation):
Exception: decodeObjectForKey: class "NFFieldNotification" not loaded or does not exist
my code:
#import <CoreNFC/CoreNFC.h>
@interface ViewController ()<NFCTagReaderSessionDelegate>
@property (strong, nonatomic) NFCTagReaderSession *session;
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
self.view.backgroundColor = [UIColor whiteColor];
if (@available(iOS 13.0, *)) {
// 初始化 NFC 设置代理 NFCTagReaderSessionDelegate
if (NFCNDEFReaderSession.readingAvailable)
{
self.session = [[NFCTagReaderSession alloc]
initWithPollingOption:NFCPollingISO14443 delegate:self queue:nil];
// NFC 显示提示信息
self.session.alertMessage = @"准备扫描,请将卡片贴近手机";
// 开启 NFC
[self.session beginSession];
}
} else {
}
}
#pragma mark - NFCNDEFReaderSessionDelegate
//读取失败回调-读取成功后还是会回调这个方法
- (void)tagReaderSessionDidBecomeActive:(NFCTagReaderSession *)session API_AVAILABLE(ios(13.0)){
NSLog(@"tagReaderSessionDidBecomeActive");
}
- (void)tagReaderSession:(NFCTagReaderSession *)session didInvalidateWithError:(NSError *)error API_AVAILABLE(ios(13.0)){
NSLog(@"readerSession:didInvalidateWithError: (%@)", [error localizedDescription]);
}
- (void)tagReaderSession:(NFCTagReaderSession *)session didDetectTags:(NSArray<__kindof id<NFCTag>> *)tags API_AVAILABLE(ios(13.0)){
}
I used NFC in my app, but When I iphone near the NFC device times the following error:
2024-07-15 14:10:24.882616+0800 TestNFC[1239:40733] [xpc.exceptions] <NSXPCConnection: 0x280d68e60> connection to service with pid 58 named com.apple.nfcd.service.corenfc: Exception caught during decoding of received selector didDetectExternalReaderWithNotification:, dropping incoming message.
Exception: Exception while decoding argument 0 (#2 of invocation):
Exception: decodeObjectForKey: class "NFFieldNotification" not loaded or does not exist
my code is :
@interface ViewController ()<NFCTagReaderSessionDelegate>
@property (strong, nonatomic) NFCTagReaderSession *session;
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
self.view.backgroundColor = [UIColor whiteColor];
if (@available(iOS 13.0, *)) {
// 初始化 NFC 设置代理 NFCTagReaderSessionDelegate
if (NFCNDEFReaderSession.readingAvailable)
{
self.session = [[NFCTagReaderSession alloc]
initWithPollingOption:NFCPollingISO14443 delegate:self queue:nil];
// NFC 显示提示信息
self.session.alertMessage = @"准备扫描,请将卡片贴近手机";
// 开启 NFC
[self.session beginSession];
}
} else {
}
}
#pragma mark - NFCNDEFReaderSessionDelegate
//读取失败回调-读取成功后还是会回调这个方法
- (void)tagReaderSessionDidBecomeActive:(NFCTagReaderSession *)session API_AVAILABLE(ios(13.0)){
NSLog(@"tagReaderSessionDidBecomeActive");
}
- (void)tagReaderSession:(NFCTagReaderSession *)session didInvalidateWithError:(NSError *)error API_AVAILABLE(ios(13.0)){
NSLog(@"readerSession:didInvalidateWithError: (%@)", [error localizedDescription]);
}
- (void)tagReaderSession:(NFCTagReaderSession *)session didDetectTags:(NSArray<__kindof id<NFCTag>> *)tags API_AVAILABLE(ios(13.0)){
}
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