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&lt;p&gt;Implementation: &lt;a class="reference external" href="https://github.com/FluidTYPO3/fluidcontent/commit/5d63b574fa84564896c4dd3b198523508d21f9d4"&gt;https://github.com/FluidTYPO3/fluidcontent/commit/5d63b574fa84564896c4dd3b198523508d21f9d4&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Both &lt;tt class="docutils literal"&gt;allowedContentTypes&lt;/tt&gt; and &lt;tt class="docutils literal"&gt;Fluidcontent: allowedContentTypes&lt;/tt&gt; need to be set.&lt;/p&gt;
&lt;p&gt;The value of &lt;tt class="docutils literal"&gt;Fluidcontent: allowedContentTypes&lt;/tt&gt; can be gotten from database table &lt;tt class="docutils literal"&gt;tt_content&lt;/tt&gt;, column &lt;tt class="docutils literal"&gt;tx_fed_fcefile&lt;/tt&gt;.&lt;/p&gt;
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&lt;/pre&gt;&lt;/td&gt;&lt;td class="de1"&gt;&lt;pre class="de1"&gt;&lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;div&lt;/span&gt; &lt;span class="re0"&gt;xmlns&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;http://www.w3.org/1999/xhtml&amp;quot;&lt;/span&gt; &lt;span class="re0"&gt;lang&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;en&amp;quot;&lt;/span&gt;&lt;/span&gt;
&lt;span class="sc3"&gt; &amp;#160; &amp;#160; &lt;span class="re0"&gt;xmlns:f&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;http://typo3.org/ns/TYPO3/Fluid/ViewHelpers&amp;quot;&lt;/span&gt;&lt;/span&gt;
&lt;span class="sc3"&gt; &amp;#160; &amp;#160; &lt;span class="re0"&gt;xmlns:flux&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;http://typo3.org/ns/FluidTYPO3/Flux/ViewHelpers&amp;quot;&lt;/span&gt;&lt;/span&gt;
&lt;span class="sc3"&gt; &amp;#160; &amp;#160; &lt;span class="re0"&gt;xmlns:v&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;http://typo3.org/ns/FluidTYPO3/Vhs/ViewHelpers&amp;quot;&lt;/span&gt;&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160;
&amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;f:layout&lt;/span&gt; &lt;span class="re0"&gt;name&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;Container for Teammitglieder&amp;quot;&lt;/span&gt; &lt;span class="re2"&gt;/&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160;
&amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;f:section&lt;/span&gt; &lt;span class="re0"&gt;name&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;Configuration&amp;quot;&lt;/span&gt;&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;flux:form&lt;/span&gt; &lt;span class="re0"&gt;id&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;container-teammembers&amp;quot;&lt;/span&gt; &lt;span class="re0"&gt;options&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;{group: 'FCE Container'}&amp;quot;&lt;/span&gt;&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;flux:grid&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;flux:grid.row&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;flux:grid.column&lt;/span&gt; &lt;span class="re0"&gt;name&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;left&amp;quot;&lt;/span&gt;&lt;/span&gt;
&lt;span class="sc3"&gt; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;&lt;span class="re0"&gt;variables&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;{allowedContentTypes: 'fluidcontent_content', Fluidcontent: {allowedContentTypes: 'Vendor.VendorFluidTest:Teammember.html'}}&amp;quot;&lt;/span&gt;&lt;/span&gt;
&lt;span class="sc3"&gt; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;&lt;span class="re2"&gt;/&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;/flux:grid.row&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;/flux:grid&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;/flux:form&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;/f:section&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160;
&amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;f:section&lt;/span&gt; &lt;span class="re0"&gt;name&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;Preview&amp;quot;&lt;/span&gt;&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;flux:widget.grid&lt;/span&gt; &lt;span class="re2"&gt;/&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;/f:section&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160;
&amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;f:section&lt;/span&gt; &lt;span class="re0"&gt;name&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;Main&amp;quot;&lt;/span&gt;&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;h3&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;Teammitglieder&lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;/h3&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;flux:content.render&lt;/span&gt; &lt;span class="re0"&gt;area&lt;/span&gt;=&lt;span class="st0"&gt;&amp;quot;left&amp;quot;&lt;/span&gt; &lt;span class="re2"&gt;/&amp;gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160; &amp;#160; &lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;/f:section&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&lt;span class="sc3"&gt;&lt;span class="re1"&gt;&amp;lt;/div&lt;span class="re2"&gt;&amp;gt;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;
&amp;#160;&lt;/pre&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;/div&gt;
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