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在C#中崩溃实例化System.Xml.Serialization.XmlSerializer

如何解决《在C#中崩溃实例化System.Xml.Serialization.XmlSerializer》经验,为你挑选了1个好方法。

System.Xml.Serialization.XmlSerializer在C#库中实例化类的实例时,我们看到了崩溃.当它尝试将重复键添加到字典时,会在构造函数中发生崩溃.我在下面包含了一个堆栈跟踪.

此崩溃只发生在一台机器上,修复我们的.NET 3.5安装没有帮助.有没有人见过任何类似的问题?

System.ArgumentException was unhandled
  Message="Item has already been added. Key in dictionary: 'mainbuild'  Key being added: 'mainbuild'"
  Source="mscorlib"
  StackTrace:
       at System.Collections.Hashtable.Insert(Object key, Object nvalue, Boolean add)
       at System.Collections.Hashtable.Add(Object key, Object value)
       at System.Collections.Specialized.StringDictionary.Add(String key, String value)
       at System.CodeDom.Compiler.Executor.ExecWaitWithCaptureUnimpersonated(SafeUserTokenHandle userToken, String cmd, String currentDir, TempFileCollection tempFiles, String& outputName, String& errorName, String trueCmdLine)
       at System.CodeDom.Compiler.Executor.ExecWaitWithCapture(SafeUserTokenHandle userToken, String cmd, String currentDir, TempFileCollection tempFiles, String& outputName, String& errorName, String trueCmdLine)
       at Microsoft.CSharp.CSharpCodeGenerator.Compile(CompilerParameters options, String compilerDirectory, String compilerExe, String arguments, String& outputFile, Int32& nativeReturnValue, String trueArgs)
       at Microsoft.CSharp.CSharpCodeGenerator.FromFileBatch(CompilerParameters options, String[] fileNames)
       at Microsoft.CSharp.CSharpCodeGenerator.FromSourceBatch(CompilerParameters options, String[] sources)
       at Microsoft.CSharp.CSharpCodeGenerator.System.CodeDom.Compiler.ICodeCompiler.CompileAssemblyFromSourceBatch(CompilerParameters options, String[] sources)
       at System.CodeDom.Compiler.CodeDomProvider.CompileAssemblyFromSource(CompilerParameters options, String[] sources)
       at System.Xml.Serialization.Compiler.Compile(Assembly parent, String ns, XmlSerializerCompilerParameters xmlParameters, Evidence evidence)
       at System.Xml.Serialization.TempAssembly.GenerateAssembly(XmlMapping[] xmlMappings, Type[] types, String defaultNamespace, Evidence evidence, XmlSerializerCompilerParameters parameters, Assembly assembly, Hashtable assemblies)
       at System.Xml.Serialization.TempAssembly..ctor(XmlMapping[] xmlMappings, Type[] types, String defaultNamespace, String location, Evidence evidence)
       at System.Xml.Serialization.XmlSerializer.GenerateTempAssembly(XmlMapping xmlMapping, Type type, String defaultNamespace)
       at System.Xml.Serialization.XmlSerializer..ctor(Type type, String defaultNamespace)
       at System.Xml.Serialization.XmlSerializer..ctor(Type type)
       at OurTools.Tools.Common.XML.DataAccess`1.DeserializeFromXml(String strFilePath) in c:\AutomatedBuild\projects\1.0\OurTools.Tools.Common\OurTools.Tools.Common\XML\DataAcess.cs:line 100
       at OurTools.Tools.Common.ProjectFileManager.GetProjectInfoModel() in c:\AutomatedBuild\projects\1.0\OurTools.Tools.Common\OurTools.Tools.Common\ProjectFileManager.cs:line 252
       at OurTools.Tools.Common.ProjectFileManager.GetAvailableCultures() in c:\AutomatedBuild\projects\1.0\OurTools.Tools.Common\OurTools.Tools.Common\ProjectFileManager.cs:line 299
       at OurAppLib.GeneratorOptions.DefaultCultures() in c:\AutomatedBuild\projects\1.0\OurApp\OurAppLib\GeneratorOptions.cs:line 192
       at OurAppLib.GeneratorOptions.ReadCulturesFromArgs(List`1 arglist, String& errormsg) in c:\AutomatedBuild\projects\1.0\OurApp\OurAppLib\GeneratorOptions.cs:line 358
       at OurAppLib.GeneratorOptions.ReadFromArgs(String[] args, String& errormsg) in c:\AutomatedBuild\projects\1.0\OurApp\OurAppLib\GeneratorOptions.cs:line 261
       at OurApp.Program.Main(String[] args) in c:\AutomatedBuild\projects\1.0\OurApp\OurApp\Program.cs:line 76`print("code sample");`

tsellon.. 5

找到此链接,解释了该问题:http: //social.msdn.microsoft.com/forums/en-US/asmxandxml/thread/4476f044-bab9-492d-bb94-4e0960bd2d26

快速摘要:序列化时,对象从所有环境变量中生成一个字典,但似乎在所有条目上运行ToLower().所以,如果你有两个环境变量,除了套管之外是相同的,你就会崩溃.

当从像cygwin这样的系统内部运行时,这只会成为一个问题,这会对变量强制执行区分大小写.在我们的例子中,我们正在使用make.

有几个解决方案,但它们都围绕着确保您的环境在运行c#app时没有任何重复变量.



1> tsellon..:

找到此链接,解释了该问题:http: //social.msdn.microsoft.com/forums/en-US/asmxandxml/thread/4476f044-bab9-492d-bb94-4e0960bd2d26

快速摘要:序列化时,对象从所有环境变量中生成一个字典,但似乎在所有条目上运行ToLower().所以,如果你有两个环境变量,除了套管之外是相同的,你就会崩溃.

当从像cygwin这样的系统内部运行时,这只会成为一个问题,这会对变量强制执行区分大小写.在我们的例子中,我们正在使用make.

有几个解决方案,但它们都围绕着确保您的环境在运行c#app时没有任何重复变量.

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