UBB.threads PHP Forum Software Community Forums UBB.threads 7 Version 7 Support SQL Error 1030 - Cause and Fix?

This thread...
http://www.pianoworld.com/forum/ubb...%20to%20tune%20a%20piano.html#Post618746

Now produces this error message:
We encountered a problem. The reason reported was

Script: /usr/home/pianowor/public_html/forum/scripts/showflat.inc.php
Line#: 486
SQL Error: Got error 134 from storage engine
SQL Error #: 1030
Query: SELECT COUNT(POST_ID) FROM ubbt_POSTS WHERE TOPIC_ID = 47342 AND POST_ID <= 618746

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Any idea what may have caused it, and is there a way to fix?

Thanks Much.

Best,
Frank B.
Piano World