Gradle Build Failure On Setup

[DaCazTeck]

cazteck@CyberPowerPC:~/Documents/Forge/ForgeMods$ gradle setupDecompWorkspace

 

FAILURE: Build failed with an exception.

 

* Where:

Build file '/home/cazteck/Documents/Forge/ForgeMods/build.gradle' line: 18

 

* What went wrong:

A problem occurred evaluating root project 'ForgeMods'.

> Could not generate a proxy class for class net.minecraftforge.gradle.user.patch.UserPatchExtension.

 

* Try:

Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

 

BUILD FAILED

 

Total time: 1.784 secs

 

[AbrarSyed]

You are using an outdated version of Gradle. Either use the provided gradle wrapper, or update to atleast gradle 1.8