Round trip calls do not always go both wayshttp://blogs.msdn.com/michkap/archive/2005/10/17/481627.aspxA few days ago, Someone with the handle of MorningSunShine asked in the newsgroups: I used WideCharToMultiByte() a lot to convert unicode characters to multibyte chars back and forth. However, when the unicode is between 0x3400 and 0x4dff, it failed toen-USCommunityServer 2.1 SP1 (Build: 61025.2)re: Round trip calls do not always go both wayshttp://blogs.msdn.com/michkap/archive/2005/10/17/481627.aspx#481768Mon, 17 Oct 2005 14:45:17 GMT91d46819-8472-40ad-a661-2c78acb4018c:481768Andrew West&quot;The code units between U+4dc0 and U+4dff are not currently encoded&quot;. <br> <br>Have you forgotten the Yijing Hexagram Symbols that have occupied U+4DC0..U+4DFF since Unicode 4.0 ? Of course, there will be no round-tripping for these characters as they are not in any of the legacy encodings (at least none that I know of). <br>re: Round trip calls do not always go both wayshttp://blogs.msdn.com/michkap/archive/2005/10/17/481627.aspx#481806Mon, 17 Oct 2005 16:52:56 GMT91d46819-8472-40ad-a661-2c78acb4018c:481806Michael S. KaplanYikes, I did! Thanks for the correction, I will post it shortly....