Hi @Juhi Poddar : i need to add the new sys_id to already existing array which is like workflow.scratchpad.needed.push(gr1.getValue('sys_id')); 

 eg: workflow.scratchpad.needed = [a,b,c]

new static sys_id ='z';

it should be workflow.scratchpad.needed = ['a','b','c','z']Note:'a','b','c','d' - are all sys_id's. Thanks!