Forum Database error in vBulletin 4.2.0
 

I get errors in my database
the last error is
Database error in vBulletin 4.2.0:

Quote:
Invalid SQL:

SELECT languageid,
phrasegroup_global AS phrasegroup_global,
phrasegroup_credits AS phrasegroup_credits,
phrasegroupinfo AS lang_phrasegroupinfo,
options AS lang_options,
languagecode AS lang_code,
charset AS lang_charset,
locale AS lang_locale,
imagesoverride AS lang_imagesoverride,
dateoverride AS lang_dateoverride,
timeoverride AS lang_timeoverride,
registereddateoverride AS lang_registereddateoverride,
calformat1override AS lang_calformat1override,
calformat2override AS lang_calformat2override,
logdateoverride AS lang_logdateoverride,
decimalsep AS lang_decimalsep,
thousandsep AS lang_thousandsep
FROM language
WHERE languageid = 2;

MySQL Error : Unknown column 'phrasegroup_credits' in 'field list'
Error Number : 1054
Request Date : Thursday, October 18th 2012 @ 11:17:03 PM
Error Date : Thursday, October 18th 2012 @ 11:17:03 PM
Script : http://****/credits.php
Referrer :
IP Address : ***
Username :
Classname : vB_Database
MySQL Version :

and this error was in the morning and cause the website to crash

Quote:
Invalid SQL:
SELECT threadid,title,prefixid,lastpostid,lastpost,forumi d,replycount,views,lastposter,postuserid ,dateline FROM thread WHERE forumid IN (9,10,28,29,51\'; waitfor delay \'0:0:0\' -- ) AND forumid NOT IN (0,107) AND visible = 1 AND lastpostid > 0 ORDER BY lastpost DESC LIMIT 20;

MySQL Error : You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '\'; waitfor delay \'0:0:0\' -- ) AND forumid NOT IN (0,107) AND visible = 1 AND ' at line 1
Error Number : 1064
Request Date : Thursday, October 18th 2012 @ 07:12:15 AM
Error Date : Thursday, October 18th 2012 @ 07:32:06 AM
Script : http://****e/ajax.php?do=inforum&lis...-%20&result=20
Referrer :
IP Address : ***
Username : לא רשום
Classname : vB_Database
MySQL Version :