TYPO3 Core

When pressing "Perform Updates" the wizard reports "Update successful!" but reentering the "Update Wizard" it reports:

changeCompatibilityVersion
Your current TYPO3 installation is configured to behave like version 4.1 of TYPO3. If you just upgraded from this version, you most likely want to use new features as well.

1. DEBUG SYSTEM INFORMATION - START ###
   HTTP_HOST : www.favrholmvaenget.dk
   TYPO3_HOST_ONLY : www.favrholmvaenget.dk
   TYPO3_PORT :
   PATH_INFO :
   QUERY_STRING : TYPO3_INSTALL[type]=phpinfo
   REQUEST_URI : /typo3/install/index.php?TYPO3_INSTALL[type]=phpinfo
   HTTP_REFERER : http://www.favrholmvaenget.dk/typo3/install/index.php?TYPO3_INSTALL[type]=update
   TYPO3_REQUEST_HOST : http://www.favrholmvaenget.dk
   TYPO3_REQUEST_URL : http://www.favrholmvaenget.dk/typo3/install/index.php?TYPO3_INSTALL[type]=phpinfo
   TYPO3_REQUEST_SCRIPT: http://www.favrholmvaenget.dk/typo3/install/index.php
   TYPO3_REQUEST_DIR : http://www.favrholmvaenget.dk/typo3/install/
   TYPO3_SITE_URL : http://www.favrholmvaenget.dk/
   TYPO3_SITE_SCRIPT : typo3/install/index.php?TYPO3_INSTALL[type]=phpinfo
   TYPO3_SSL :
   TYPO3_REV_PROXY :
   SCRIPT_NAME : /typo3/install/index.php
   TYPO3_DOCUMENT_ROOT : /var/www/web190/web
   SCRIPT_FILENAME : /var/www/web190/web/typo3/install/index.php
   REMOTE_ADDR : 83.89.95.85
   REMOTE_HOST :
   HTTP_USER_AGENT : Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; GTB6; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; .NET CLR 3.0.04506.648; .NET CLR 3.0.4506.2152; OfficeLiveConnector.1.3; OfficeLivePatch.0.0; .NET CLR 3.5.30729)
   HTTP_ACCEPT_LANGUAGE: da
   CONST: PHP_OS : Linux
   CONST: TYPO3_OS :
   CONST: PATH_thisScri: /var/www/web190/web/typo3/install/index.php
   CONST: php_sapi_name: apache2handler
   OTHER: TYPO3_VERSION: 4.2.9
   OTHER: PHP_VERSION : 5.2.6-1+lenny3
   imagecreatefromgif(): 1
   imagecreatefrompng(): 1
   imagecreatefromjpeg(: 1
   imagegif() : 1
   imagepng() : 1
   imagejpeg() : 1
   imagettftext() : 1
   OTHER: IMAGE_TYPES : 15
   OTHER: memory_limit : 128M
   SERVER: SERVER_PORT : 80
   SERVER: SERVER_SOFTW: Apache/2.2.9 (Debian) PHP/5.2.6-1+lenny3 with Suhosin-Patch mod_python/3.3.1 Python/2.5.2 mod_ruby/1.2.6 Ruby/1.8.7(2008-08-11) mod_ssl/2.2.9 OpenSSL/0.9.8g
   SERVER: GATEWAY_INTE: CGI/1.1
   SERVER: SCRIPT_NAME : /typo3/install/index.php
   SERVER: PATH_TRANSLA:
   T3CV_GFX: image_proc: 1
   T3CV_GFX: gdlib : 1
   T3CV_GFX: gdlib_png : 0
   T3CV_GFX: gdlib_2 : 0
   T3CV_GFX: im : 1
   T3CV_GFX: im_path : /usr/bin/
   T3CV_GFX: im_path_lz: /usr/bin/
   T3CV_GFX: im_version: im5
   T3CV_GFX: im_negate_: 1
   T3CV_GFX: im_imvMask: 0
   T3CV_GFX: im_combine: composite
2. DEBUG SYSTEM INFORMATION - END ###
   (issue imported from #M12146)