diff --git a/htdocs/modulebuilder/index.php b/htdocs/modulebuilder/index.php
index 4987d084350..d84a2e7a8f1 100644
--- a/htdocs/modulebuilder/index.php
+++ b/htdocs/modulebuilder/index.php
@@ -3841,7 +3841,6 @@ if ($module == 'initmodule') {
 						$urloflist = dol_buildpath('/'.$pathtolist, 1);
 						$urlofcard = dol_buildpath('/'.$pathtocard, 1);
 
-						$file = file_get_contents($realpathtoapi);
 						$objs = array();
 
 						print '<!-- section for object -->';
@@ -3863,15 +3862,20 @@ if ($module == 'initmodule') {
 						// API file
 						print '<br>';
 						print '<span class="fa fa-file-o"></span> '.$langs->trans("ApiClassFile").' : <strong class="wordbreak">'.(dol_is_file($realpathtoapi) ? '' : '<strike><span class="opacitymedium">').preg_replace('/^'.strtolower($module).'\//', '', $pathtoapi).(dol_is_file($realpathtoapi)?'':'</span></strike>').'</strong>';
-						if (dol_is_file($realpathtoapi) && preg_match('/var '.$tabobj.'\s+([^\s]*)\s/ims', $file, $objs)) {
-							print ' <a class="editfielda" href="'.$_SERVER['PHP_SELF'].'?tab='.urlencode($tab).'&tabobj='.$tabobj.'&module='.$module.($forceddirread ? '@'.$dirread : '').'&action=editfile&token='.newToken().'&format=php&file='.urlencode($pathtoapi).'">'.img_picto($langs->trans("Edit"), 'edit').'</a>';
-							print ' ';
-							print '<a class="reposition editfielda" href="'.$_SERVER['PHP_SELF'].'?tab='.urlencode($tab).'&tabobj='.$tabobj.'&module='.$module.($forceddirread ? '@'.$dirread : '').'&action=confirm_removefile&token='.newToken().'&file='.urlencode($pathtoapi).'">'.img_picto($langs->trans("Delete"), 'delete').'</a>';
-							print ' &nbsp; ';
-							if (empty($conf->global->$const_name)) {	// If module is not activated
-								print '<a href="#" class="classfortooltip" target="apiexplorer" title="'.$langs->trans("ModuleMustBeEnabled", $module).'"><strike>'.$langs->trans("ApiExplorer").'</strike></a>';
+						if (dol_is_file($realpathtoapi)) {
+							$file = file_get_contents($realpathtoapi);
+							if (preg_match('/var '.$tabobj.'\s+([^\s]*)\s/ims', $file, $objs)) {
+								print ' <a class="editfielda" href="'.$_SERVER['PHP_SELF'].'?tab='.urlencode($tab).'&tabobj='.$tabobj.'&module='.$module.($forceddirread ? '@'.$dirread : '').'&action=editfile&token='.newToken().'&format=php&file='.urlencode($pathtoapi).'">'.img_picto($langs->trans("Edit"), 'edit').'</a>';
+								print ' ';
+								print '<a class="reposition editfielda" href="'.$_SERVER['PHP_SELF'].'?tab='.urlencode($tab).'&tabobj='.$tabobj.'&module='.$module.($forceddirread ? '@'.$dirread : '').'&action=confirm_removefile&token='.newToken().'&file='.urlencode($pathtoapi).'">'.img_picto($langs->trans("Delete"), 'delete').'</a>';
+								print ' &nbsp; ';
+								if (empty($conf->global->$const_name)) {	// If module is not activated
+									print '<a href="#" class="classfortooltip" target="apiexplorer" title="'.$langs->trans("ModuleMustBeEnabled", $module).'"><strike>'.$langs->trans("ApiExplorer").'</strike></a>';
+								} else {
+									print '<a href="'.DOL_URL_ROOT.'/api/index.php/explorer/" target="apiexplorer">'.$langs->trans("ApiExplorer").'</a>';
+								}
 							} else {
-								print '<a href="'.DOL_URL_ROOT.'/api/index.php/explorer/" target="apiexplorer">'.$langs->trans("ApiExplorer").'</a>';
+								print '<a class="editfielda" href="'.$_SERVER['PHP_SELF'].'?tab='.urlencode($tab).'&tabobj='.$tabobj.'&module='.$module.($forceddirread ? '@'.$dirread : '').'&action=initapi&token='.newToken().'&format=php&file='.urlencode($pathtoapi).'">'.img_picto('AddAPIsForThisObject', 'generate', 'class="paddingleft"').'</a>';
 							}
 						} else {
 							print '<a class="editfielda" href="'.$_SERVER['PHP_SELF'].'?tab='.urlencode($tab).'&tabobj='.$tabobj.'&module='.$module.($forceddirread ? '@'.$dirread : '').'&action=initapi&token='.newToken().'&format=php&file='.urlencode($pathtoapi).'">'.img_picto('Generate', 'generate', 'class="paddingleft"').'</a>';