The class mshtml.HTMLDocumentClass in Microsoft.mshtml.dll assembly has a method:
public virtual void write(params object[] psarray);
Avoiding
It works like a charm this way :
[Guid("332C4425-26CB-11D0-B483-00C04FD90119")]
[ComImport]
[TypeLibType((short)4160)]
[InterfaceTypeAttribute(ComInterfaceType.InterfaceIsIDispatch)]
internal interface IHTMLDocument2
{
[DispId(1054)]
void write([MarshalAs(UnmanagedType.BStr)] string psArray); //modified
//void write([MarshalAs(UnmanagedType.SafeArray, SafeArraySubType = VarEnum.VT_VARIANT)] object[] psarray); //instead of