table bug fix

Signed-off-by: MarioRadu <magda_marior@yahoo.com>

Author: MarioRadu

src/App/assets/js/components/_table_settings.js

@@ -133,7 +133,9 @@ $(function() {
         .then((response) => response.json())
         .then(settings => {
             populateColumnSelector('#column-selector', settings.data.value);
-            hideColumns(tableId, settings.data.value);
+            if (settings.data.value.length > 0) {
+                hideColumns(tableId, settings.data.value);
+            }
         })
         .catch(error => console.error('Error: ', error));
 });