diff --git a/htdocs/accountancy/bookkeeping/balance.php b/htdocs/accountancy/bookkeeping/balance.php
index 1d210e74d8a..955e334fcff 100644
--- a/htdocs/accountancy/bookkeeping/balance.php
+++ b/htdocs/accountancy/bookkeeping/balance.php
@@ -235,10 +235,18 @@ if ($action != 'export_csv') {
 	print '<input type="hidden" name="sortorder" value="'.$sortorder.'">';
 	print '<input type="hidden" name="page" value="'.$page.'">';
 
+
 	$parameters = array();
 	$reshook = $hookmanager->executeHooks('addMoreActionsButtons', $parameters, $object, $action); // Note that $action and $object may have been modified by hook
+
+	if ($reshook < 0) {
+		setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
+	}
+
+	$button = empty($hookmanager->resPrint) ? '' : $hookmanager->resPrint;
+
 	if (empty($reshook)) {
-		$button = '<input type="button" id="exportcsvbutton" name="exportcsvbutton" class="butAction" value="'.$langs->trans("Export").' ('.$conf->global->ACCOUNTING_EXPORT_FORMAT.')" />';
+		$button .= '<input type="button" id="exportcsvbutton" name="exportcsvbutton" class="butAction" value="'.$langs->trans("Export").' ('.$conf->global->ACCOUNTING_EXPORT_FORMAT.')" />';
 
 		print '<script type="text/javascript" language="javascript">
 		jQuery(document).ready(function() {
diff --git a/htdocs/accountancy/bookkeeping/list.php b/htdocs/accountancy/bookkeeping/list.php
index 52ac288856b..0ec53018a21 100644
--- a/htdocs/accountancy/bookkeeping/list.php
+++ b/htdocs/accountancy/bookkeeping/list.php
@@ -763,12 +763,19 @@ if (count($filter)) {
 
 $parameters = array();
 $reshook = $hookmanager->executeHooks('addMoreActionsButtons', $parameters, $object, $action); // Note that $action and $object may have been modified by hook
+
+if ($reshook < 0) {
+	setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
+}
+
+$newcardbutton = empty($hookmanager->resPrint) ? '' : $hookmanager->resPrint;
+
 if (empty($reshook)) {
 	// Button re-export
 	if (!empty($conf->global->ACCOUNTING_REEXPORT)) {
-		$newcardbutton = '<a class="valignmiddle" href="'.$_SERVER['PHP_SELF'].'?action=setreexport&token='.newToken().'&value=0'.($param ? '&'.$param : '').'">'.img_picto($langs->trans("Activated"), 'switch_on').'</a> ';
+		$newcardbutton .= '<a class="valignmiddle" href="'.$_SERVER['PHP_SELF'].'?action=setreexport&token='.newToken().'&value=0'.($param ? '&'.$param : '').'">'.img_picto($langs->trans("Activated"), 'switch_on').'</a> ';
 	} else {
-		$newcardbutton = '<a class="valignmiddle" href="'.$_SERVER['PHP_SELF'].'?action=setreexport&token='.newToken().'&value=1'.($param ? '&'.$param : '').'">'.img_picto($langs->trans("Disabled"), 'switch_off').'</a> ';
+		$newcardbutton .= '<a class="valignmiddle" href="'.$_SERVER['PHP_SELF'].'?action=setreexport&token='.newToken().'&value=1'.($param ? '&'.$param : '').'">'.img_picto($langs->trans("Disabled"), 'switch_off').'</a> ';
 	}
 	$newcardbutton .= '<span class="valignmiddle marginrightonly">'.$langs->trans("IncludeDocsAlreadyExported").'</span>';
 
diff --git a/htdocs/accountancy/bookkeeping/listbyaccount.php b/htdocs/accountancy/bookkeeping/listbyaccount.php
index 27f23d36a74..78c7aeff041 100644
--- a/htdocs/accountancy/bookkeeping/listbyaccount.php
+++ b/htdocs/accountancy/bookkeeping/listbyaccount.php
@@ -474,8 +474,15 @@ print '<input type="hidden" name="sortorder" value="'.$sortorder.'">';
 
 $parameters = array();
 $reshook = $hookmanager->executeHooks('addMoreActionsButtons', $parameters, $object, $action); // Note that $action and $object may have been modified by hook
+
+if ($reshook < 0) {
+	setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
+}
+
+$newcardbutton = empty($hookmanager->resPrint) ? '' : $hookmanager->resPrint;
+
 if (empty($reshook)) {
-	$newcardbutton = dolGetButtonTitle($langs->trans('ViewFlatList'), '', 'fa fa-list paddingleft imgforviewmode', DOL_URL_ROOT.'/accountancy/bookkeeping/list.php?'.$param);
+	$newcardbutton .= dolGetButtonTitle($langs->trans('ViewFlatList'), '', 'fa fa-list paddingleft imgforviewmode', DOL_URL_ROOT.'/accountancy/bookkeeping/list.php?'.$param);
 	$newcardbutton .= dolGetButtonTitle($langs->trans('GroupByAccountAccounting'), '', 'fa fa-stream paddingleft imgforviewmode', DOL_URL_ROOT.'/accountancy/bookkeeping/listbyaccount.php?'.$param, '', 1, array('morecss' => 'marginleftonly btnTitleSelected'));
 	$newcardbutton .= dolGetButtonTitle($langs->trans('GroupBySubAccountAccounting'), '', 'fa fa-align-left vmirror paddingleft imgforviewmode', DOL_URL_ROOT.'/accountancy/bookkeeping/listbysubaccount.php?'.$param, '', 1, array('morecss' => 'marginleftonly'));
 	$newcardbutton .= dolGetButtonTitle($langs->trans('NewAccountingMvt'), '', 'fa fa-plus-circle paddingleft', DOL_URL_ROOT.'/accountancy/bookkeeping/card.php?action=create');
diff --git a/htdocs/accountancy/bookkeeping/listbysubaccount.php b/htdocs/accountancy/bookkeeping/listbysubaccount.php
index 5e83c729fb1..57fd8700fa3 100644
--- a/htdocs/accountancy/bookkeeping/listbysubaccount.php
+++ b/htdocs/accountancy/bookkeeping/listbysubaccount.php
@@ -474,8 +474,15 @@ print '<input type="hidden" name="sortorder" value="'.$sortorder.'">';
 
 $parameters = array();
 $reshook = $hookmanager->executeHooks('addMoreActionsButtons', $parameters, $object, $action); // Note that $action and $object may have been modified by hook
+
+if ($reshook < 0) {
+	setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
+}
+
+$newcardbutton = empty($hookmanager->resPrint) ? '' : $hookmanager->resPrint;
+
 if (empty($reshook)) {
-	$newcardbutton = dolGetButtonTitle($langs->trans('ViewFlatList'), '', 'fa fa-list paddingleft imgforviewmode', DOL_URL_ROOT.'/accountancy/bookkeeping/list.php?'.$param);
+	$newcardbutton .= dolGetButtonTitle($langs->trans('ViewFlatList'), '', 'fa fa-list paddingleft imgforviewmode', DOL_URL_ROOT.'/accountancy/bookkeeping/list.php?'.$param);
 	$newcardbutton .= dolGetButtonTitle($langs->trans('GroupByAccountAccounting'), '', 'fa fa-stream paddingleft imgforviewmode', DOL_URL_ROOT.'/accountancy/bookkeeping/listbyaccount.php?'.$param, '', 1, array('morecss' => 'marginleftonly'));
 	$newcardbutton .= dolGetButtonTitle($langs->trans('GroupBySubAccountAccounting'), '', 'fa fa-align-left vmirror paddingleft imgforviewmode', DOL_URL_ROOT.'/accountancy/bookkeeping/listbysubaccount.php?'.$param, '', 1, array('morecss' => 'marginleftonly btnTitleSelected'));
 	$newcardbutton .= dolGetButtonTitle($langs->trans('NewAccountingMvt'), '', 'fa fa-plus-circle paddingleft', DOL_URL_ROOT.'/accountancy/bookkeeping/card.php?action=create');