private ITypeLib2 GettypeLibrary(Guid typeLibraryID, string version, bool parseVersionAsHex) { ushort major = 0; ushort minor = 0; const int lcidLocalIndependent = 0; ParseVersion(version, parseVersionAsHex, out major, out minor); object otlb; int hr = SafeNativeMethods.LoadRegTypeLib(ref typeLibraryID, major, minor, lcidLocalIndependent, out otlb); if (hr != 0 || null == otlb) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new COMException(SR.GetString(SR.FailedToLoadTypeLibrary), hr)); } return(otlb as ITypeLib2); }