Getting Internal server error on Proceed button | SuiteCRM 8.1.3

Hi,

I am trying to install SuiteCRM 8.1.3 but getting an internal server error on Proceed button,

This is response i am getting

http://domain.com/api/graphql

{"errors":[{"message":"Internal server error","extensions":{"category":"internal"},"locations":[{"line":2,"column":3}],"path":["createProcess"]}],"data":{"createProcess":null}}

No error in apache logs
No error in suitecrm log