array(4 items)
   caller => 'TYPO3\CMS\Core\Database\DatabaseConnection::exec_SELECTquery' (60 chars)
   ERROR => 'You have an error in your SQL syntax; check the manual that corresponds to y
      our MySQL server version for the right syntax to use near '' at line 1
' (146 chars) lastBuiltQuery => 'SELECT item FROM tx_events_categorys WHERE hidden=0 AND deleted=0 AND uid=' (74 chars) debug_backtrace => '{closure}#34 // TYPO3\CMS\Frontend\Http\Application->run#33 // TYPO3\CMS\Cor
      e\Core\Bootstrap->handleRequest#78 // TYPO3\CMS\Frontend\Http\RequestHandler
      ->handleRequest#311 // TYPO3\CMS\Frontend\Controller\TypoScriptFrontendContr
      oller->INTincScript#232 // TYPO3\CMS\Frontend\Controller\TypoScriptFrontendC
      ontroller->recursivelyReplaceIntPlaceholdersInContent#3490 // TYPO3\CMS\Fron
      tend\Controller\TypoScriptFrontendController->INTincScript_process#3524 // T
      YPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle#3579 //
       TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render#859 // TYPO3
      \CMS\Frontend\ContentObject\UserContentObject->render#943 // TYPO3\CMS\Front
      end\ContentObject\ContentObjectRenderer->callUserFunction#40 // call_user_fu
      nc_array#7322 // tx_n4mevents_pi1->main# // tx_n4mevents_pi1->singleView#82
      // tx_n4mevents_pi1->renderDropDownValue#264 // TYPO3\CMS\Core\Database\Data
      baseConnection->exec_SELECTquery#372 // TYPO3\CMS\Core\Database\DatabaseConn
      ection->debug#314
' (1005 chars)