More PHP7 compat

Fixed forgotten line, see #193 (comment)
menatwork · Feb 27, 2017 · bd48b23 · bd48b23
1 parent 8a25af9
commit bd48b23
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/system/modules/multicolumnwizard/MultiColumnWizard.php b/system/modules/multicolumnwizard/MultiColumnWizard.php
@@ -886,7 +886,7 @@ protected function initializeWidget(&$arrField, $intRow, $strKey, $varValue)
         // Input field callback
         if (is_array($arrField['input_field_callback']))
         {
-            if (!is_object($this->$arrField['input_field_callback'][0]))
+            if (!is_object($this->{$arrField['input_field_callback'][0]}))
             {
                 $this->import($arrField['input_field_callback'][0]);
             }