[TYPO3] error in kb_tv_cont_slide extension

[Bartosz Aninowski]

> Cannot use string offset as an array in
> D:\websites\yogashop\typo3conf\ext\kb_tv_cont_slide\pi1\class.tx_kbtvcontslide_pi1.php 
> on line 108

Is your TS look like this?
     <TypoScript>
<![CDATA[
    10= RECORDS
    10.source.postUserFunc = tx_kbtvcontslide_pi1->main
    10.source.postUserFunc.field = field_content
    10.tables = tt_content
    10.wrap = <!--TYPO3SEARCH_begin--> | <!--TYPO3SEARCH_end-->
]]>
</TypoScript>