[jffnms-users] The RRDTool files for Interface ID 5 (from Host ID 2), has not been created by the Poller Process yet

[Ausama M. Okok]

When I enable debug in api-rrdtool.inc.php I got the following error Array (     [0] => ERROR: invalid rpn _expression_ 'input,UN,input,input,IF,8,*' ) Can any one help