-switch ($optmode) {
- case SMOPT_MODE_SUBMIT:
- $max_refresh = process_optionmode_submit($optpage, $optpage_data);
- break;
- case SMOPT_MODE_LINK:
- $max_refresh = process_optionmode_link($optpage, $optpage_data);
- break;
+if ( isset( $optpage_data ) ) {
+ switch ($optmode) {
+ case SMOPT_MODE_SUBMIT:
+ $max_refresh = process_optionmode_submit($optpage, $optpage_data);
+ break;
+ case SMOPT_MODE_LINK:
+ $max_refresh = process_optionmode_link($optpage, $optpage_data);
+ break;
+ }