Iam developing one application.In that based on my requirment i use the Twitter+OAuth for sharing the twitter.Iam developing my application in IOS 3.1.3.I got errors like
Undefined symbols:
".objc_class_name_OAMutableURLRequest", referenced from:
literal-pointer@__OBJC@__cls_refs@OAMutableURLRequest in SA_OAuthTwitterEngine.o
".objc_class_name_OARequestParameter", referenced from:
literal-pointer@__OBJC@__cls_refs@OARequestParameter in SA_OAuthTwitterEngine.o
"_OBJC_CLASS_$_NSMutableURLRequest", referenced from:
_OBJC_CLASS_$_OAMutableURLRequest in libOAuth.a(OAMutableURLRequest.o)
"_OBJC_CLASS_$_NSMutableArray", referenced from:
__objc_classrefs__DATA@0 in libOAuth.a(OAMutableURLRequest.o)
"_OBJC_CLASS_$_NSURL", referenced from:
__objc_classrefs__DATA@0 in libOAuth.a(OAMutableURLRequest.o)
".objc_class_name_OADataFetcher", referenced from:
literal-pointer@__OBJC@__cls_refs@OADataFetcher in SA_OAuthTwitterEngine.o
"_OBJC_METACLASS_$_NSMutableURLRequest", referenced from:
_OBJC_METACLASS_$_OAMutableURLRequest in libOAuth.a(OAMutableURLRequest.o)
"__objc_empty_vtable", referenced from:
_OBJC_METACLASS_$_OAMutableURLRequest in libOAuth.a(OAMutableURLRequest.o)
_OBJC_CLASS_$_OAMutableURLRequest in libOAuth.a(OAMutableURLRequest.o)
_OBJC_METACLASS_$_OARequestParameter in libOAuth.a(OARequestParameter.o)
_OBJC_CLASS_$_OARequestParameter in libOAuth.a(OARequestParameter.o)
_OBJC_METACLASS_$_OADataFetcher in libOAuth.a(OADataFetcher.o)
_OBJC_CLASS_$_OADataFetcher in libOAuth.a(OADataFetcher.o)
_OBJC_METACLASS_$_OAConsumer in libOAuth.a(OAConsumer.o)
_OBJC_CLASS_$_OAConsumer in libOAuth.a(OAConsumer.o)
_OBJC_METACLASS_$_OAToken in libOAuth.a(OAToken.o)
_OBJC_CLASS_$_OAToken in libOAuth.a(OAToken.o)
_OBJC_METACLASS_$_OAServiceTicket in libOAuth.a(OAServiceTicket.o)
_OBJC_CLASS_$_OAServiceTicket in libOAuth.a(OAServiceTicket.o)
_OBJC_METACLASS_$_OAHMAC_SHA1SignatureProvider in libOAuth.a(OAHMAC_SHA1SignatureProvider.o)
_OBJC_CLASS_$_OAHMAC_SHA1SignatureProvider in libOAuth.a(OAHMAC_SHA1SignatureProvider.o)
"_OBJC_CLASS_$_NSMutableString", referenced from:
__objc_classrefs__DATA@0 in libOAuth.a(OAMutableURLRequest.o)
"_OBJC_METACLASS_$_NSObject", referenced from:
_OBJC_METACLASS_$_OAMutableURLRequest in libOAuth.a(OAMutableURLRequest.o)
_OBJC_METACLASS_$_OARequestParameter in libOAuth.a(OARequestParameter.o)
_OBJC_METACLASS_$_OARequestParameter in libOAuth.a(OARequestParameter.o)
_OBJC_METACLASS_$_OADataFetcher in libOAuth.a(OADataFetcher.o)
_OBJC_METACLASS_$_OADataFetcher in libOAuth.a(OADataFetcher.o)
_OBJC_METACLASS_$_OAConsumer in libOAuth.a(OAConsumer.o)
_OBJC_METACLASS_$_OAConsumer in libOAuth.a(OAConsumer.o)
_OBJC_METACLASS_$_OAToken in libOAuth.a(OAToken.o)
_OBJC_METACLASS_$_OAToken in libOAuth.a(OAToken.o)
_OBJC_METACLASS_$_OAServiceTicket in libOAuth.a(OAServiceTicket.o)
_OBJC_METACLASS_$_OAServiceTicket in libOAuth.a(OAServiceTicket.o)
_OBJC_METACLASS_$_OAHMAC_SHA1SignatureProvider in libOAuth.a(OAHMAC_SHA1SignatureProvider.o)
_OBJC_METACLASS_$_OAHMAC_SHA1SignatureProvider in libOAuth.a(OAHMAC_SHA1SignatureProvider.o)
".objc_class_name_OAConsumer", referenced from:
literal-pointer@__OBJC@__cls_refs@OAConsumer in SA_OAuthTwitterEngine.o
"_OBJC_CLASS_$_NSObject", referenced from:
_OBJC_CLASS_$_OARequestParameter in libOAuth.a(OARequestParameter.o)
_OBJC_CLASS_$_OADataFetcher in libOAuth.a(OADataFetcher.o)
_OBJC_CLASS_$_OAConsumer in libOAuth.a(OAConsumer.o)
_OBJC_CLASS_$_OAToken in libOAuth.a(OAToken.o)
_OBJC_CLASS_$_OAServiceTicket in libOAuth.a(OAServiceTicket.o)
_OBJC_CLASS_$_OAHMAC_SHA1SignatureProvider in libOAuth.a(OAHMAC_SHA1SignatureProvider.o)
"_OBJC_CLASS_$_NSURLConnection", referenced from:
__objc_classrefs__DATA@0 in libOAuth.a(OADataFetcher.o)
"_objc_msgSendSuper2", referenced from:
-[OAMutableURLRequest dealloc] in libOAuth.a(OAMutableURLRequest.o)
-[OAMutableURLRequest initWithURL:consumer:token:realm:signatureProvider:nonce:timestamp:] in libOAuth.a(OAMutableURLRequest.o)
-[OAMutableURLRequest initWithURL:consumer:token:realm:signatureProvider:] in libOAuth.a(OAMutableURLRequest.o)
-[OARequestParameter dealloc] in libOAuth.a(OARequestParameter.o)
-[OARequestParameter initWithName:value:] in libOAuth.a(OARequestParameter.o)
-[OAConsumer dealloc] in libOAuth.a(OAConsumer.o)
-[OAConsumer initWithKey:secret:] in libOAuth.a(OAConsumer.o)
-[OAToken dealloc] in libOAuth.a(OAToken.o)
-[OAToken initWithUserDefaultsUsingServiceProviderName:prefix:] in libOAuth.a(OAToken.o)
-[OAToken initWithKey:secret:] in libOAuth.a(OAToken.o)
-[OAToken init] in libOAuth.a(OAToken.o)
-[OAToken initWithHTTPResponseBody:] in libOAuth.a(OAToken.o)
-[OAServiceTicket dealloc] in libOAuth.a(OAServiceTicket.o)
-[OAServiceTicket initWithRequest:response:didSucceed:] in libOAuth.a(OAServiceTicket.o)
"_OBJC_CLASS_$_NSString", referenced from:
__objc_classrefs__DATA@0 in libOAuth.a(OAMutableURLRequest.o)
__objc_classrefs__DATA@0 in libOAuth.a(OARequestParameter.o)
__objc_classrefs__DATA@0 in libOAuth.a(OAToken.o)
__objc_classrefs__DATA@0 in libOAuth.a(OAHMAC_SHA1SignatureProvider.o)
"_OBJC_CLASS_$_NSData", referenced from:
__objc_classrefs__DATA@0 in libOAuth.a(OAHMAC_SHA1SignatureProvider.o)
".objc_class_name_OAToken", referenced from:
literal-pointer@__OBJC@__cls_refs@OAToken in SA_OAuthTwitterEngine.o
"_OBJC_CLASS_$_NSUserDefaults", referenced from:
__objc_classrefs__DATA@0 in libOAuth.a(OAToken.o)
ld: symbol(s) not found
collect2: ld returned 1 exit status
so please help me how to solve this errors.
You have not added oAuth library in your project. Add the library which should be present in the demo app provided by the API, and then try again.