Microsoft MVP성태의 닷넷 이야기
글쓴 사람
정성태 (seongtaejeong at gmail.com)
홈페이지
첨부 파일
 

디버깅 모드로 실행 시 "Could not find file 'C:\Program Files\IIS Express\Oracle.DataAccess.Common.Configuration.Section.xsd'" 예외

Visual Studio에서 디버깅 상태로 OracleConnection.Open 시에 이런 예외가 발생합니다.

System.IO.FileNotFoundException
  HResult=0x80070002
  Message=Could not find file 'C:\Program Files\IIS Express\Oracle.DataAccess.Common.Configuration.Section.xsd'.
  Source=mscorlib
  StackTrace:
   at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath) in System.IO\__Error.cs:line 127

  This exception was originally thrown at this call stack:
    System.IO.__Error.WinIOError(int, string) in __Error.cs

물론 이것은 "FileNotFoundException" 예외에 대해 "Break when this exception type is thrown" 옵션을 켰기 때문이고 그렇지 않은 상황, 예를 들어 단순히 디버거 연결 없이 실행한 상황이라면 try/catch로 인해 지나가는 코드입니다.

따라서 FileNotFoundException의 "Break when ..." 옵션을 끄면 되지만, 개인적으로 first chance 예외에 이런 식으로 대응하는 것은 곧, 버그 생산의 시작이라고 생각하기 때문에 가능한 해결하는 식으로 진행하고 있습니다.

우선, 쉬운 해결 방법은 web.config에 있는 <oracle.manageddataaccess.client /> 노드를 삭제하는 것입니다. 제 경우에 다음과 같이 예제 차원에서 포함돼 있었는데요,

<?xml version="1.0" encoding="utf-8"?>

<configuration>

    <!-- 생략 -->

    <oracle.manageddataaccess.client>
        <version number="*">
            <dataSources>
                <dataSource alias="SampleDataSource"
                    descriptor="(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=ORCL))) "/>
            </dataSources>
        </version>
    </oracle.manageddataaccess.client>
</configuration>

쓰지 않는 dataSource 설정이었기 때문에 제거했더니 FileNotFoundException 예외가 없어졌습니다. 반면, 저 설정을 사용해야 한다면... 연결 문자열에 해당하는 descriptor 정보를 configuration/connectionStrings 노드로 이전하는 것도 방법입니다.

만약, 그것도 싫다면...? ^^;

이게 좀 재미있는데요, 우선 저 예외가 발생하는 소스 코드를 살펴보면,

// CustomConfigFileReader.cs

[ReflectionPermission(SecurityAction.Assert, Unrestricted = true)]
internal void ValidateBaseDocument(XmlDocument doc)
{
	CustomConfigFileReader @object = new CustomConfigFileReader(ConfigBaseClass.m_bIsManaged);
	doc.Schemas.Add(null, new XmlTextReader(Assembly.GetExecutingAssembly().GetManifestResourceStream("Oracle.ManagedDataAccess.src.Common.Resources.Oracle.DataAccess.Common.Configuration.Section.xsd")));
	doc.Schemas.Add(null, new XmlTextReader(Assembly.GetExecutingAssembly().GetManifestResourceStream("Oracle.ManagedDataAccess.src.Common.Resources.Oracle.ManagedDataAccess.Client.Configuration.Section.xsd")));
	ValidationEventHandler validationEventHandler = @object.ValidationCallBack;
	doc.Validate(validationEventHandler);
}

Oracle.ManagedDataAccess.dll의 리소스로 포함된 "Oracle.ManagedDataAccess.src.Common.Resources.Oracle.ManagedDataAccess.Client.Configuration.Section.xsd" 자원을 읽어내는 코드에서 시작합니다.

그리고 실제로도 저 리소스는 다음의 내용으로 포함돼 있고,

<?xml version="1.0" encoding="utf-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" attributeFormDefault="unqualified">
  <xs:include schemaLocation="Oracle.DataAccess.Common.Configuration.Section.xsd"/>
  <xs:element name="oracle.manageddataaccess.client" >
    <xs:complexType>
      <xs:choice minOccurs="0" maxOccurs="unbounded">
        <xs:element name="version" type="odpmversiontype" minOccurs="0" />
      </xs:choice>
    </xs:complexType>
  </xs:element>
  <xs:complexType name="odpmversiontype">
    <xs:complexContent>
      <xs:extension base="odpmparameters">
        <xs:attribute name="number" type="xs:string" use="required" />
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="odpmparameters">
    <xs:all>
      <xs:element minOccurs="0" name="settings">
        <xs:complexType>
          <xs:sequence>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="setting">
              <xs:complexType>
                <xs:attribute name="name" type="xs:string" use="required" />
                <xs:attribute name="value" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
      <xs:element minOccurs="0" name="udtMappings">
        <xs:complexType>
          <xs:sequence>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="udtMapping">
              <xs:complexType>
                <xs:attribute name="typeName" type="xs:string" use="required" />
                <xs:attribute name="factoryName" type="xs:string" use="required" />
                <xs:attribute name="dataSource" type="xs:string" use="required" />
                <xs:attribute name="schemaName" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
      <xs:element minOccurs="0" name="LDAPsettings">
        <xs:complexType>
          <xs:sequence>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="LDAPsetting">
              <xs:complexType>
                <xs:attribute name="name" type="xs:string" use="required" />
                <xs:attribute name="value" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
      <xs:element minOccurs="0" name="distributedTransaction">
        <xs:complexType>
          <xs:sequence>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="setting">
              <xs:complexType>
                <xs:attribute name="name" type="xs:string" use="required" />
                <xs:attribute name="value" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
      <xs:element minOccurs="0" name="dataSources">
        <xs:complexType>
          <xs:sequence>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="dataSource">
              <xs:complexType>
                <xs:attribute name="alias" type="xs:string" use="required" />
                <xs:attribute name="descriptor" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
          </xs:sequence>
        </xs:complexType>
      </xs:element>

      <xs:element minOccurs="0" name="connectionPools">
        <xs:complexType>
          <xs:sequence>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="connectionPool">
              <xs:complexType>
                <xs:attribute name="connectionString" type="xs:string" use="required" />
                <xs:attribute name="poolName" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
          </xs:sequence>
        </xs:complexType>
      </xs:element>


      <xs:element minOccurs="0" name="edmMappings">
        <xs:complexType>
          <xs:sequence>
            <xs:element minOccurs="0" maxOccurs="unbounded" name="edmMapping">
              <xs:complexType>
                <xs:sequence>
                  <xs:element minOccurs="0" maxOccurs="unbounded" name="add">
                    <xs:complexType>
                      <xs:attribute name="name" type="xs:string" use="required" />
                      <xs:attribute name="precision" type="xs:int" use="required" />
                    </xs:complexType>
                  </xs:element>
                </xs:sequence>
                <xs:attribute name="dataType" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
            <xs:element minOccurs="0" maxOccurs="unbounded" name="edmNumberMapping">
              <xs:complexType>
                <xs:sequence>
                  <xs:element minOccurs="0" maxOccurs="unbounded" name="add">
                    <xs:complexType>
                      <xs:attribute name="NETType" type="xs:string" use="required" />
                      <xs:attribute name="MinPrecision" type="xs:int" use="required" />
                      <xs:attribute name="MaxPrecision" type="xs:int" use="required" />
                      <xs:attribute name="DBType" type="xs:string" use="required" />
                    </xs:complexType>
                  </xs:element>
                </xs:sequence>
              </xs:complexType>
            </xs:element>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
      <xs:element minOccurs="0" name="implicitRefCursor">
        <xs:complexType>
          <xs:sequence>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="storedProcedure">
              <xs:complexType>
                <xs:sequence>
                  <xs:element maxOccurs="unbounded" minOccurs="1" name="refCursor">
                    <xs:complexType>
                      <xs:sequence>
                        <xs:element maxOccurs="1" minOccurs="1" name="bindInfo">
                          <xs:complexType>
                            <xs:attribute name="mode" type="parameterDirection" use="required" />
                          </xs:complexType>
                        </xs:element>
                        <xs:element maxOccurs="unbounded" minOccurs="0" name="metadata">
                          <xs:complexType>
                            <xs:attribute name="columnOrdinal" type="xs:int" use="required" />
                            <xs:attribute name="columnName" type="xs:string" use="required" />
                            <xs:attribute name="baseColumnName" type="xs:string" use="optional" />
                            <xs:attribute name="baseSchemaName" type="xs:string" use="optional" />
                            <xs:attribute name="baseTableName" type="xs:string" use="optional" />
                            <xs:attribute name="providerType" type="providerType" use="optional" />
                            <xs:attribute name="columnSize" type="xs:int" use="optional" />
                            <xs:attribute name="numericPrecision" type="xs:int" use="optional" />
                            <xs:attribute name="numericScale" type="xs:int" use="optional" />
                            <xs:attribute name="isUnique" type="customBoolean" use="optional" />
                            <xs:attribute name="isKey" type="customBoolean" use="optional" />
                            <xs:attribute name="isRowID" type="customBoolean" use="optional" />
                            <xs:attribute name="dataType" type="datatype" use="optional" />
                            <xs:attribute name="allowDBNull" type="customBoolean" use="optional" />
                            <xs:attribute name="isAliased" type="customBoolean" use="optional" />
                            <xs:attribute name="isByteSemantic" type="customBoolean" use="optional" />
                            <xs:attribute name="isExpression" type="customBoolean" use="optional" />
                            <xs:attribute name="isHidden" type="customBoolean" use="optional" />
                            <xs:attribute name="isReadOnly" type="customBoolean" use="optional" />
                            <xs:attribute name="isLong" type="customBoolean" use="optional" />
                            <xs:attribute name="udtTypeName" type="xs:string" use="optional" />
                            <xs:attribute name="nativeDataType" type="nativeDataType" use="optional" />
                            <xs:attribute name="providerDBType" type="providerDBType" use="optional" />
                            <xs:attribute name="objectName" type="xs:string" use="optional" />
                          </xs:complexType>
                        </xs:element>
                      </xs:sequence>
                      <xs:attribute name="name" type="xs:string" use="optional" />
                      <xs:attribute name="position" type="xs:int" use="optional" />
                    </xs:complexType>
                  </xs:element>
                </xs:sequence>
                <xs:attribute name="schema" type="xs:string" use="optional" />
                <xs:attribute name="name" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
      <xs:element minOccurs="0" name="onsConfig">
        <xs:complexType>
          <xs:sequence>
            <xs:element minOccurs="0" maxOccurs="unbounded" name="ons">
              <xs:complexType>
                <xs:sequence>
                  <xs:element maxOccurs="3" minOccurs="1" name="add">
                    <xs:complexType>
                      <xs:attribute name="name" type="ONSParameters" use="required" />
                      <xs:attribute name="value" type="xs:string" use="required" />
                    </xs:complexType>
                  </xs:element>
                </xs:sequence>
                <xs:attribute name="database" type="xs:string" use="required" />
              </xs:complexType>
            </xs:element>
          </xs:sequence>
          <xs:attribute name="configFile" type="xs:string" use="optional" />
          <xs:attribute name="mode" type="ONSModeValues" use="required" />
        </xs:complexType>
      </xs:element>
    </xs:all>
  </xs:complexType>
</xs:schema>

바로 저 파일의 "<xs:include schemaLocation="Oracle.DataAccess.Common.Configuration.Section.xsd"/>" 부분이 문제의 원인이 되는 것입니다. 이로 인해 결국 schema 파일을 처리하는 과정에서 XmlDownloadManager가 관여하게 되고,

internal class XmlDownloadManager
{
    private Hashtable connections;

    internal Stream GetStream(Uri uri, ICredentials credentials, IWebProxy proxy, RequestCachePolicy cachePolicy)
    {
        // uri == "{file:///C:/Program Files/IIS Express/Oracle.DataAccess.Common.Configuration.Section.xsd}"
        if (uri.Scheme == "file")
        {
            return new FileStream(uri.LocalPath, FileMode.Open, FileAccess.Read, FileShare.Read, 1);
        }
        return GetNonFileStream(uri, credentials, proxy, cachePolicy);
    }

    // ...[생략]...
}

현재의 "Current Directory"를 기준으로 한 경로에서 xsd 파일을 로드하려고 시도하므로 저런 예외가 발생하는 것입니다. 어쩔 수 없군요, 이런 경우 그냥 빈 xsd 파일을 하나 만들어,

<?xml version="1.0" encoding="utf-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" attributeFormDefault="unqualified">
</xs:schema>

"C:\Program Files\IIS Express" 폴더에 넣어주면 됩니다.




[이 글에 대해서 여러분들과 의견을 공유하고 싶습니다. 틀리거나 미흡한 부분 또는 의문 사항이 있으시면 언제든 댓글 남겨주십시오.]







[최초 등록일: ]
[최종 수정일: 7/11/2025]

Creative Commons License
이 저작물은 크리에이티브 커먼즈 코리아 저작자표시-비영리-변경금지 2.0 대한민국 라이센스에 따라 이용하실 수 있습니다.
by SeongTae Jeong, mailto:techsharer at outlook.com

비밀번호

댓글 작성자
 




... 91  92  93  94  95  96  97  98  99  100  [101]  102  103  104  105  ...
NoWriterDateCnt.TitleFile(s)
11450정성태1/24/201837059Windows: 146. PowerShell로 원격 프로세스(EXE, BAT) 실행하는 방법 [1]
11449정성태1/23/201823365오류 유형: 449. 단위 테스트 - Could not load file or assembly 'Microsoft.VisualStudio.QualityTools.VideoRecorderEngine' or one of its dependencies. [1]
11448정성태1/20/201821671오류 유형: 448. Fakes를 포함한 단위 테스트 프로젝트를 빌드 시 CS0619 관련 오류 발생
11447정성태1/20/201822895.NET Framework: 730. dotnet user-secrets 명령어 [2]파일 다운로드1
11446정성태1/20/201822957.NET Framework: 729. windbg로 살펴보는 GC heap의 Segment 구조 [2]파일 다운로드1
11445정성태1/20/201821289.NET Framework: 728. windbg - 눈으로 확인하는 Workstation GC / Server GC
11444정성태1/19/201820940VS.NET IDE: 125. Visual Studio에서 Selenium WebDriver를 이용한 웹 브라우저 단위 테스트 구성파일 다운로드1
11443정성태1/18/201822602VC++: 124. libuv 모듈 살펴 보기
11442정성태1/18/201819421개발 환경 구성: 353. ASP.NET Core 프로젝트의 "Enable unmanaged code debugging" 옵션 켜는 방법
11441정성태1/18/201817774오류 유형: 447. ASP.NET Core 배포 오류 - Ensure that restore has run and that you have included '...' in the TargetFrameworks for your project.
11440정성태1/17/201821101.NET Framework: 727. ASP.NET의 HttpContext.Current 구현에 대응하는 ASP.NET Core의 IHttpContextAccessor/HttpContextAccessor 사용법파일 다운로드1
11439정성태1/17/201827007기타: 69. C# - CPU 100% 부하 주는 프로그램파일 다운로드1
11438정성태1/17/201820592오류 유형: 446. Error CS0234 The type or namespace name 'ITuple' does not exist in the namespace
11437정성태1/17/201820136VS.NET IDE: 124. Platform Toolset 설정에 따른 Visual C++의 헤더 파일 기본 디렉터리
11436정성태1/16/201822637개발 환경 구성: 352. ASP.NET Core (EXE) 프로세스가 IIS에서 호스팅되는 방법 - ASP.NET Core Module(AspNetCoreModule) [4]
11435정성태1/16/201823845개발 환경 구성: 351. OWIN 웹 서버(EXE)를 IIS에서 호스팅하는 방법 - HttpPlatformHandler (Reverse Proxy)파일 다운로드2
11434정성태1/15/201824886개발 환경 구성: 350. 사용자 정의 웹 서버(EXE)를 IIS에서 호스팅하는 방법 - HttpPlatformHandler (Reverse Proxy)파일 다운로드2
11433정성태1/15/201822905개발 환경 구성: 349. dotnet ef 명령어 사용을 위한 준비
11432정성태1/11/201829832.NET Framework: 726. WPF + Direct2D + SharpDX 출력 C# 예제파일 다운로드2
11431정성태1/11/201826207.NET Framework: 725. C# - 동기 방식이면서 비동기 메서드(awaitable)처럼 구현한 사례 [9]
11430정성태1/10/201829721.NET Framework: 724. WPF + Direct2D 출력 C# 예제 [2]파일 다운로드1
11429정성태1/9/201820227개발 환경 구성: 348. ASP.NET Core 2.1 Preview 버전 적용 방법
11428정성태1/6/201823582개발 환경 구성: 347. WinForm 프로젝트를 WPF 프로젝트 유형으로 변경하는 방법파일 다운로드1
11427정성태1/5/201820746오류 유형: 445. vcpkg 빌드 오류 - Starting the CLR failed with HRESULT 80040153
11426정성태1/5/201831367오류 유형: 444. curl로 호출할 때 발생하는 오류 정리
11425정성태1/4/201821883개발 환경 구성: 346. ASP.NET Core Web Application을 IIS에서 호스팅하는 방법 (2)
... 91  92  93  94  95  96  97  98  99  100  [101]  102  103  104  105  ...