updated _list_tables() in db drivers to escape the db prefix for LIKE wildcards
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index c89e254..ddc036d 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -373,7 +373,7 @@
 		// for future compatibility
 		if ($prefix_limit !== FALSE AND $this->dbprefix != '')
 		{
-			//$sql .= " LIKE '".$this->dbprefix."%'";
+			//$sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_char);
 			return FALSE; // not currently supported
 		}