Unknown character on IE browser in Amibroker 6.30

I have upgraded Amibroker from 6.29 to 6.29
Everything seem OK except Title caption on IE browser in Amibroker as figure below.
How to fix this problem.

The web site that you visited is doing that (inside HTML tag). There is nothing we can fix. Only web site owner can fix their page.

My mistake is from me,
Just setting as below.
change the current language for non-Unicode program from Eng(US) to Thai(native language)
It is related to Unicode character
am1 .