小编Mat*_*y U的帖子

"无法识别的配置部分connectionStrings."

我一直在VS2005中开发一个项目,该项目利用Access数据库的本地连接.

在过去的一周里,我安装了.NET framework 3.5以供不同的项目和VS6使用.

我回到我的VS2005应用程序,然后突然出现了一些大问题:

在使用我的OLEDB连接的任何类的设计器中显示:

无法将类型为"System.Configuration.DefaultSection"的对象强制转换为"System.Configuration.ConnectionStringsSection".隐藏

在Microsoft.VisualStudio.Editors.SettingsDesigner.AppConfigSerializer.Deserialize(DesignTimeSettings设置,Microsoft.VisualStudio.Shell.Design.Serialization.ConfigurationHelperService.ReadConnectionStrings(String configFileName,DocData configDocData,String prefix)的System.Configuration.Configuration.get_ConnectionStrings()中. Microsoft.VisualStudio.Editors.SettingsGlobalObjects上Microsoft.VisualStudio.Editors.SettingsGlobalObjects.SettingsFileGlobalObject.BuildType()的Microsoft.VisualStudio.Editors.SettingsGlobalObjects.SettingsFileGlobalObject.LoadSettings(String fileName)中的字符串SectionName,DocData AppConfigDocData,MergeValueMode mergeMode,IUIService UIService) Microsoft.VisualStudio.Shell.Design.GlobalHashCode()at Microsoft.VisualStudio.Shell.Design.GlobalObjectService.GlobalKey.GetHashCode()的Microsoft.VisualStudio.Shell.Design.GlobalType.get_ObjectType()位于Microsoft.VisualStudio.Shell.Design.GlobalType.get_ObjectType()的.SettingsFileGlobalObject.GetObjectType()在System.Collections.Generic.ObjectEqualityComparer 1.GetHashCode(T obj) at System.Collections.Generic.Dictionary2.FindEntry(TKey键)位于Microsoft.VisualStudio.Shell.Design.CignDom.AggregateTypeResolutionService的Microsoft.VisualStudio.Shell.Design.GlobalObjectService.GetGlobalObjects()中的Microsoft.VisualStudio.Shell.Design.GlobalObjectService.GetGlobalObjects(Type baseType). Microsoft.VisualStudio.Design.Serialization.CodeDom.AggregateTypeResolutionService.GetType上的Microsoft.VisualStudio.Design.Serialization.CodeDom.AggregateTypeResolutionService.GetType(String name,Boolean throwOnError,Boolean ignoreCase)中的GetTypeFromGlobalObjects(String name,Boolean throwOnError,Boolean ignoreCase)(2 names) at System.ComponentModel.Design.Serialization.CodeDomSerializerBase.FillStatementTable(IDesignerSerializationManager manager, IDictionary table, DictionarySystem.ComponentModel.Design.Serialization.TypeCodeDomSerializer.Deserialize(IDesignerSerializationManager manager )的System.ComponentModel.Design.Serialization.CodeDomSerializerBase.GetType(ITypeResolutionService trs,String name,Dictionary 2 names,CodeStatementCollection statements,String className)中的String name,Boolean throwOnError),CodeTypeDeclaration声明)在System.ComponentMo Microsoft.VisualStudio.Design.Serialization.CodeDom.VSCodeDomDesignerLoader.DeferredLoadHandler.Microsoft.VisualStudio中的Microsoft.VisualStudio.Design.Serialization.CodeDom.VSCodeDomDesignerLoader.PerformLoad(IDesignerSerializationManager serializationManager)中的del.Design.Serialization.CodeDomDesignerLoader.PerformLoad(IDesignerSerializationManager manager). TextManager.Interop.IVsTextBufferDataEvents.OnLoadCompleted(Int32 fReload)

当我运行应用程序时,我在启动时遇到以下异常: