Plugin wpmu-new-blog-defaults not support my language.

From This

http://wordpress.org/support/topic/global-categories-across-network-please-help?replies=10

I try to create a global category and then i found that post.
Andrea_r said: Use wpmu-new-blog-default to solved this.

Overall is ok – but when i use my language “Thai language”.
After I saved a form, all of input is blank.

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So now i was solved this, i try to check table wp_sitemeta and i found a collection is not ‘utf8_unicode_ci’ then i changed it.