-
從sdk3.2.5升級到sdk 7.1中間廢棄了很多的方法,還有壹些邏輯關系更加嚴謹了。
-
1,警告:“xoxoxoxo” is deprecated
-
解決辦法:查看xoxoxoxo的這個方法的文檔,替換掉這個方法即可。
-
-
2,警告:Declaration of "struct sockaddr" will not be visible outside of this function
-
解決辦法:在妳的開源.m文件中添加 #import <netinet/in.h>
-
-
3,警告:Implicit conversion from enumeration type 'UIInterfaceOrientation' to different enumeration type 'UIDeviceOrientation'
-
解決辦法:類型不匹配。跳到出錯的那壹行,UIInterfaceOrientation強制轉換為UIDeviceOrientation就行了。
-
-
4,警告:incompatible pointer types assigning to 'MyArrayList*'from 'NSMutableArray'
-
解決辦法:加入強制轉換(MyArrayList*)
-
-
5,警告:'&&' within '||'
-
問題出處:
-
if (exists && !isDirectory || !exists)………
-
解決辦法: if ((exists && !isDirectory) || !exists)………
-
-
6,警告:Warning:The Copy Bundle Resources build phase contains this target's Info.plist file
-
解決辦法:將Info.plist文件移到Resources目錄下,而不要直接放在target下。
-
-
-
7,警告:在使用ASIHttp…第三方庫的,運行報錯。
-
解決辦法:看妳的項目中是否添加CFNetwork.framework、SystemConfiguration.framework, MobileCoreServices.framework,
-
CoreGraphics.framework和libz.1.2.3.dylib,如果是sdk5.0以上,改添加libz.1.2.5.dylib
-
-
8,警告:xxxooo,missing required architecture i386 in file
-
解決辦法:如果是錯誤信息的話:Target->Build Settings->Search Paths, 刪除FrameworkSearch Paths 裏面內容就可以了。
-
要只是壹個警告的話,真機調試可以過。具體解決方法待大神出現。
-
-
9,警告:
-
clang: error: no such file or directory: '/demo2/控件代碼/13/Recorder/Recorder_Prefix.pch'
-
clang: error: no input files
-
Command /Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/clang failed with exit code 1
-
解決辦法: 在妳的主工程文件 target搜素,pch ,找到Prefix Header 把它後面的值,都刪除,再運行就解決了。
-
-
10,警告:
-
“ARC forbids synthesizing a property of an Objective-C object with unspecified ownership or storage attribute
-
解決辦法:如果定義了ARC有效,那麽必須要有所有者屬性的定義;所以代碼改成下面這樣
-
@property (nonatomic, strong, readonly) NSString *ss;
-
-
11,警告:
-
io6壹下的xib系統均沒有自動選擇Use Autolayout, Supporting iOS 5 and below with xib of iOS 6
-
解 決辦法:Just un-select “Use Autolayout” in the file inspector of the xib’s view and we are back to the familiar autosizing in size inspector and boom, it supports iOS 5 and below.
-
-
12,警告:
-
Warning: Multiple build commands for output file xxx.png
-
解決辦法:找到項目裏xxx.png重復,刪除重復的資源。
-
-
//以下是升級到 xcode 5.0.1 之後使用遇到的警告
-
13,警告:
-
“iOS 模擬器”未能安裝此應用程序。
-
解決辦法:刪除模擬器上當前要運行那個APP,重新運行項目。就ok
-
-
14,警告:
-
SpringBoard無法啟動應用程序 錯誤:-3
-
解決辦法:退出模擬器,重新運行這個項目。
-
-
15,警告:
-
The server certificate failed to verify.
-
解決辦法:
-
1、打開終端(實用工具 -->終端),在終端中輸入如下命令:
-
svn ls https://192.100.1.11?0/svn/xxxxxx(註意下面的url更換成妳自己的url地址)
-
然後直接輸入 “ p ” 確認,就可以重新連接了。
-
-
16,警告:
-
Bitmasking for introspection of Objective-C object pointers is strongly discouraged.
-
解決辦法:
-
某數字& 0x1的時候是代表要取最低位是否為1,改成了 if(JK_EXPECT_F(((NSUInteger)object)%2))即可。
-
-
17,警告:
-
Implicit conversion loses integer precision: 'unsigned long' to 'CC_LONG' (aka 'unsigned int').
-
解決辦法:
-
CC_MD5(str,strlen(str), r);,改成了 CC_MD5(str, (CC_LONG)strlen(str), r);即可。
-
-
18,警告:
-
error: failed to launch '/private/var/mobile/Applications/xxxxx' -- failed to get the task for process 11140.
-
解決辦法:
-
重啟妳的開發手機即可,還有壹種可能是妳的開發者證書與發布證書搞錯了,檢查在xcode中證書是否壹直 。
-
-
遇到相關的警告,壹般編譯器都會提供解決方案,所以,作為新手,我們應該看懂編譯器給我們的提示,這樣我們解決問題就會事半功倍。
-
-
-
-
-
-
uiview 2012-10-10 12:17
-
1, 錯誤信息:
-
"_OBJC_CLASS_[ DISCUZ_CODE_1 ]nbsp; xxxxx ", referenced from:
-
objc-class-ref in ViewController.o
-
ld: symbol(s) not found for architecture i386
-
clang: error: linker command failed with exit code 1 (use -v to see invocation)
-
解決方法:
-
查看工程,看是不是沒有導入相關的框架。或者工程裏添加的有相同".m",".h" 文件
-
-
2, 錯誤信息:
-
Couldn't register dy.CKRiLiText with the bootstrap server. Error: unknown error code.
-
This generally means that another instance of this process was already running or is hung in the debugger.Current language: auto; currently objective-c
-
解決方法: 可能是電腦內存問題引起,重啟電腦即可解決。如果重啟解決不了問題,那就是妳剛剛改動的代碼引起的問題。
-
-
3 、 錯誤信息:
-
ios 5是調試正常的,ios 6真機調試的時候,出現如下錯誤:ld: file is universal (3 slices) but does not contain a(n) armv7s slice: /Users/mac4/Desktop/my desktop/My app/MyApp name 20:09:12 /MyApp name/ZBarSDK/libzbar.a for architecture armv7serror: linker command failed with exit code
1 (use -v to see invocation)
-
解決方法:在Xcode裏,點擊相應的Target,然後點Build Settings,找到VALID_ARCHS,看裏面的是不是arvm7s,如果不是改成arvm7s就可以了。
-
-
4 、 錯誤信息:
-
error: receiver type 'ViewController' for instance message does not declare a method with selector 'hideSearchBar:' [4]
-
ViewController 中沒有聲明壹個方法選擇'hideSearchBar:
-
解決方法:
-
在ViewController .h 中聲明壹下這個方法 “ hideSearchBar ” 即可。
-
-
5、 錯誤信息:當json從服務端請求時得到的字符串,如果這樣寫的話,會報錯,';' after top level declarator
-
NSString *ss= @"{"recommend":"世界末日","dogname":"機器人"}";
-
解決方法:
-
就是,把 “ 替換成 \" 即可。NSString *ss= @"{ \"recommend \": \"世界末日 \",\"dogname \": \"機器人 \"}";
-
-
6 、 錯誤信息:
-
error: Existing instance variable '_datasource' for property 'datasource' with assign attribute must be __unsafe_unretained
-
-
解決方法:
-
id<ListViewDataSource> _datasource; 改為 __unsafe_unretained id<ListViewDataSource> _datasource:即可
-
-
湘南七少 2012-10-10 16:52
-
3q,先閱讀明天升級.哎界面修改壹大堆
-
-
uiview 2012-10-16 15:03
-
31,警告:
-
warning: Semantic Issue: Incompatible integer to pointer conversion assigning to 'BOOL *' (aka 'signed char *') from 'BOOL' (aka 'signed char')
-
-
解決辦法: 檢查 BOOL *換為BOOL就可以了,檢查是不是多寫壹個 * 號。
-
-
-
32:Jsonkit中的警告
-
-
Direct access to objective-c's isa is deprecated in favor of object_setClass() and object_getClass()
-
object->isa 替換為 object_getClass(object)
-
keyObject->isa 替換為 object_getClass(keyObject)
-
(id)keys[idx]->isa 替換為 object_getClass((id)keys[idx])
-
-
format specifies type 'unsigned long' but the argument has type 'nsuinteger' (aka 'unsigned int')
-
給變量增加(unsigned long)進行類型轉換
-
-
-
33:md5加密(iOS SDK中自帶了CommonCrypto
-
-
Implicit declaration of function 'CC_MD5' is invalid in C99
-
-
[plain] view plaincopy
-
-
#define CC_MD5_DIGEST_LENGTH 16
-
+(NSString *)MD5HashForString:(NSString *)input {
-
const char *cStr = [input UTF8String];
-
unsigned char result[CC_MD5_DIGEST_LENGTH];
-
CC_MD5(cStr, strlen(cStr), result);
-
return [NSString stringWithFormat: @"%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
-
result[0], result[1], result[2], result[3],
-
result[4], result[5], result[6], result[7],
-
result[8], result[9], result[10], result[11],
-
result[12], result[13], result[14], result[15]];
-
}
-
-
引入函數定義的頭文件
-
-
#import <CommonCrypto/CommonDigest.h>
-
-
-
34:ASIDataDecompressor中的警告
-
-
format specifies type 'short' but the argument has type 'int'
-
-
在+ (NSError *)deflateErrorWithCode:(int)code 和 +(NSError *)inflateErrorWithCode:(int)code中
-
-
[NSString stringWithFormat:@"Compression of data failed with code %hi",code] 中
-
-
將code改為 (short)code,類型轉換
-
-
-
35:Reachability中警告
-
-
Using 'stringWithString:' with a literal is redundant
-
-
statusString = [NSString stringWithString: @"Not Reachable"];
-
-
改為:statusString = @"Not Reachable";
-
-
-
36.format specifies type 'id' but the argument has type 'const char *'
-
-
NSCAssert(NO, @"Unhandled error encountered during SAX parse. msg is %@", msg);
-
改為:NSCAssert(NO, @"Unhandled error encountered during SAX parse. msg is %@", [NSString stringWithUTF8String:msg]);
-
-
37 Using 'stringWithString:' with a literal is redundant
-
改為:self.locationInput.text = @"captured change";
-
-
-
38 在項目中設置控件的layer屬性時,會發生錯誤,
-
"Property 'c' cannot be found in forward class object 'CALayer *",
-
- 這時需要引入 #import <QuartzCore/CALayer.h>。
Xcode 升級後,常常遇到的遇到的警告、錯誤,解決方法
最新推荐文章于 2023-10-18 20:53:44 发布