There was an error in the forked process, upon build project

I have created the POM with Page factory set up and tried to build that project and getting the below error. please help me on this.....

Error message: There was an error in the forked process
${test.conf.dir}\${testng.suite.file} is not a valid file

The set up is behind in firewall.

Hi All,

I am getting the above error upon running my project.

Option tried:

1. Tried to provide different version of Surefire plugin

Please