[Typo3-dev] After 3.8.0beta2.1 upd.: mysql error

[Walter Wandra]

Hi, 

when trying to show page, i receive 

Error!  - The requested page didn't have a proper connection to the t
tree-root! - (Broken rootline)

debug mode says 

Warning: mysql_fetch_assoc(): supplied argument is not a valid MySQL
result resource in
/var/www/localhost/htdocs/cms/typodev/typo3_src-3.8.0beta2.1/t3lib/class.t3lib_db.php
on line 740

t3lib_DB::exec_SELECTquery
Unknown column 'fe_login_mode' 

	SELECT
pid,uid,t3ver_oid,title,alias,nav_title,media,layout,hidden,starttime,endtime,fe_group,extendToSubpages,doktype,
TSconfig,storage_pid,is_siteroot,mount_pid,mount_pid_ol,fe_login_mode
FROM pages
WHERE
uid=1 AND pages.deleted=0 AND pages.doktype!=255

ok, this columnn doesnt seem to exist ...
what does this want to tell me  ???

ww