[TYPO3] flexform error after upgrade

[Dmitry Dulepov]

Hi!

Timothy Ding wrote:
> i upgraded from 3.8 to 4.0 and it appears that flexform used in 
> extensions are broken due to the following error, any hints or 
> workaround would greatly be appreciated.

Hint: search mailing list archives before posting.

> 
> Fatal error: Cannot use string offset as an array in 
> /usr/local/typo3/htdocs/testsite/t3lib/class.t3lib_flexformtools.php on 
> line 145

Fix will appear in 4.0.1.

Dmitry.
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