Index: branches/RC/core/units/admin/admin_events_handler.php
===================================================================
diff -u -N -r10887 -r10954
--- branches/RC/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 10887)
+++ branches/RC/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 10954)
@@ -129,14 +129,18 @@
 			return ;
 		}
 
-		if (TABLE_PREFIX && !preg_match('/^'.preg_quote(TABLE_PREFIX, '/').'(.*)/', $table_name)) {
-			// table name without prefix, then add it
+		if (TABLE_PREFIX && !preg_match('/^'.preg_quote(TABLE_PREFIX, '/').'(.*)/', $table_name) && (strtolower($table_name) != $table_name)) {
+			// table name without prefix, then add it (don't affect K3 tables named in lowercase)
 			$table_name = TABLE_PREFIX.$table_name;
 		}
 
 		if (!$this->Conn->TableFound($table_name)) {
 			// table with prefix doesn't exist, assume that just config prefix passed -> resolve table name from it
-			$table_name = $this->Application->getUnitOption(substr($table_name, strlen(TABLE_PREFIX)), 'TableName');
+			$prefix = preg_replace('/^' . preg_quote(TABLE_PREFIX, '/') . '/', '', $table_name);
+			if ($this->Application->prefixRegistred($prefix)) {
+				// when prefix is found -> use it's table (don't affect K3 tables named in lowecase)
+				$table_name = $this->Application->getUnitOption($prefix, 'TableName');
+			}
 		}
 
 		$table_info = $this->Conn->Query('DESCRIBE '.$table_name);