When I join two large excel files, I get this error. How to solve it ? java Heap Space

@Mohanad Fayez​ : Please follow the below article and see if that resolves your issue

 https://apeople.automationanywhere.com/s/article/Java-heap

if you are still facing an issue then please create a support case

How to create a support case :

https://apeople.automationanywhere.com/s/article/How-to-create-a-support-case-in-service-cloud

if you don't have access to the above link, email the AA Support team "apeopleopsteam@automationanywhere.com" to get access.