[TYPO3-english] Import/Export Problem in TYPO3 4.4.0

[Toshiyuki Toda]

Hi list!

When I upgraded TYPO3 4.3.3 to 4.4.0, It becomes impossible to export
pagetree correctly.
In 4.4.0, I exported pagetree into t3d file and upload this t3d file and
previewed, all tt_content records are LOST RELATION. but in 4.3.3 I can
export and import collectly. why? help me.