I dunno but this doesn't sound right.
... more information ?
Gets the original equipment manufacturer (OEM) code page used by the writing system represented by the current TextInfo.
The bit of info on that particular call is fairly obscure the (OEM) looks ominous.
Though that might just mean windows code page encoding it makes me think ascii.
If you want a breif history on character sets encoding decoding.
Here is the ms
Selecting an Encoding Class
If you have the opportunity to choose the
encoding to be used by your application, you should use a Unicode
encoding, preferably either UTF8Encoding or UnicodeEncoding. (.NET also supports a third Unicode encoding, UTF32Encoding.)
If you are planning to use an ASCII encoding (ASCIIEncoding), choose UTF8Encoding instead.