Index: FormEngine.php
===================================================================
--- FormEngine.php	(Revision 1031)
+++ FormEngine.php	(Arbeitskopie)
@@ -1481,6 +1481,9 @@
 					$RTEsetup = $GLOBALS['BE_USER']->getTSConfig('RTE', \TYPO3\CMS\Backend\Utility\BackendUtility::getPagesTSconfig($tscPID));
 					$RTEtypeVal = \TYPO3\CMS\Backend\Utility\BackendUtility::getTCAtypeValue($table, $row);
 					$thisConfig = \TYPO3\CMS\Backend\Utility\BackendUtility::RTEsetup($RTEsetup['properties'], $table, $field, $RTEtypeVal);
+					if($specConf['richtext']['parameters']) {
+						$thisConfig['showButtons'] = array();
+					}
 					if (!$thisConfig['disabled']) {
 						if (!$this->disableRTE) {
 							$this->RTEcounter++;