I have a C++ calling a C# form. It appears to work properly. However, when I open up the C# project form designer, the following error messages pop up. What could be wrong. The solution built and ran okay.
Error HRESULT E_FAIL has been returned from a call to a COM component.
Instances of this error (1)
- Hide Call Stack
at System.Runtime.InteropServices.Marshal.ThrowExceptionForHRInternal(Int32 errorCode, IntPtr errorInfo) at System.Runtime.InteropServices.Marshal.ThrowExceptionForHR(Int32 errorCode) at Microsoft.VisualStudio.Shell.Design.Serialization.DesignerDocDataService.GetFileDocData(String fileName, FileAccess access, String createTemplate, Boolean addToHostList, Boolean nestedItem) at Microsoft.VisualStudio.Shell.Design.Serialization.DesignerDocDataService.GetChildDocData(String name, FileAccess access, String createTemplate) at Microsoft.VisualStudio.Design.Serialization.CodeDom.VSCodeDomDesignerLoader.GetResourceDocData(CultureInfo info, FileAccess access) at Microsoft.VisualStudio.Design.Serialization.CodeDom.VSCodeDomDesignerLoader.System.ComponentModel.Design.IResourceService.GetResourceReader(CultureInfo info) at System.ComponentModel.Design.Serialization.ResourceCodeDomSerializer.SerializationResourceManager.GetMetadata() at System.ComponentModel.Design.Serialization.ResourceCodeDomSerializer.SerializationResourceManager.GetMetadataEnumerator() at System.ComponentModel.Design.Serialization.CodeDomSerializerBase.DeserializePropertiesFromResources(IDesignerSerializationManager manager, Object value, Attribute[] filter) at System.ComponentModel.Design.Serialization.TypeCodeDomSerializer.Deserialize(IDesignerSerializationManager manager, CodeTypeDeclaration declaration) at System.ComponentModel.Design.Serialization.CodeDomDesignerLoader.PerformLoad(IDesignerSerializationManager manager) at Microsoft.VisualStudio.Design.Serialization.CodeDom.VSCodeDomDesignerLoader.PerformLoad(IDesignerSerializationManager serializationManager) at Microsoft.VisualStudio.Design.Serialization.CodeDom.VSCodeDomDesignerLoader.DeferredLoadHandler.Microsoft.VisualStudio.TextManager.Interop.IVsTextBufferDataEvents.OnLoadCompleted(Int32 fReload)