Index: branches/RC/core/kernel/db/db_tag_processor.php
===================================================================
diff -u -r9616 -r9639
--- branches/RC/core/kernel/db/db_tag_processor.php	(.../db_tag_processor.php)	(revision 9616)
+++ branches/RC/core/kernel/db/db_tag_processor.php	(.../db_tag_processor.php)	(revision 9639)
@@ -648,7 +648,7 @@
 		if($first_chars)
 		{
 			$needs_cut = strlen($value) > $first_chars;
-			$value = substr($value,0,$first_chars);
+			$value = extension_loaded('mbstring') ? mb_substr($value,0,$first_chars) : substr($value,0,$first_chars);
 			if($needs_cut) $value .= ' ...';
 		}
 		if( getArrayValue($params,'nl2br'	) ) $value = nl2br($value);
@@ -815,6 +815,9 @@
 		else
 		{
 			// single selection radio or checkboxes
+			if (!isset($options['options']) || !is_array($options['options'])) {
+				trigger_error("Options not defined for {$object->Prefix} field $field", E_USER_WARNING);
+			}
 			foreach ($options['options'] as $key => $val)
 			{
 				$block_params['key'] = $key;
@@ -836,7 +839,7 @@
 
 		$object->SetDBField($field, $this->SearchField($params));
 		$view_name = $this->Application->RecallVar($this->getPrefixSpecial().'_current_view');
-		$custom_filter = $this->Application->RecallPersistentVar($this->getPrefixSpecial().'_custom_filter.'.$view_name);
+		$custom_filter = $this->Application->RecallPersistentVar($this->getPrefixSpecial().'_custom_filter.'.$view_name, ALLOW_DEFAULT_SETTINGS);
 
 		$ret = $this->PredefinedOptions($params);
 		$object->SetDBField($field, $saved_value);
@@ -1632,7 +1635,7 @@
 		$field = $this->SelectParam($params, 'field,name');
 
 		$view_name = $this->Application->RecallVar($this->getPrefixSpecial().'_current_view');
-		$custom_filter = $this->Application->RecallPersistentVar($this->getPrefixSpecial().'_custom_filter.'.$view_name);
+		$custom_filter = $this->Application->RecallPersistentVar($this->getPrefixSpecial().'_custom_filter.'.$view_name, ALLOW_DEFAULT_SETTINGS);
 		$custom_filter = $custom_filter ? unserialize($custom_filter) : Array();
 
 		if (isset($custom_filter[ $params['grid'] ][$field])) {
@@ -1953,6 +1956,13 @@
 		return $this->Prefix == $this->Application->GetTopmostPrefix($this->Prefix);
 	}
 
+	function PermSection($params)
+	{
+		$section = $this->SelectParam($params, 'section,name');
+		$perm_sections = $this->Application->getUnitOption($this->Prefix, 'PermSection');
+		return isset($perm_sections[$section]) ? $perm_sections[$section] : '';
+	}
+
 	function PerPageSelected($params)
 	{
 		$list =& $this->GetList($params);