Fix blocked words

core/um-actions-form.php

@@ -92,9 +92,8 @@
 		if ( $words != '' ) {
 
 			$words = array_map("rtrim", explode("\n", $words));
-			if( isset( $fields ) && ! empty( $key ) ){
+			if( isset( $fields ) ){
 				foreach( $fields as $key => $array ) {
-					if ( isset( $args[$key] ) && !empty( $args[$key] ) ) {
 					if ( isset($array['validate']) && in_array( $array['validate'], array('unique_username','unique_email','unique_username_or_email') ) ) {
 						if ( !$ultimatemember->form->has_error( $key ) && in_array( $args[$key], $words ) ) {
 							$ultimatemember->form->add_error( $key,  __('You are not allowed to use this word as your username.','ultimatemember') );
@@ -102,7 +101,6 @@
 					}
 				}
 			}
-			}
 
 		}