From bd71c0deba02a6140a0b1d48bd5ed4b9063dfaee Mon Sep 17 00:00:00 2001
From: Daniel Scalzi <d_scalzi@yahoo.com>
Date: Thu, 26 Aug 2021 20:19:25 -0400
Subject: [PATCH] Add version.jar to cp until 1.17.

---
 app/assets/js/processbuilder.js | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/app/assets/js/processbuilder.js b/app/assets/js/processbuilder.js
index 25a6d336..b55273a8 100644
--- a/app/assets/js/processbuilder.js
+++ b/app/assets/js/processbuilder.js
@@ -670,10 +670,13 @@ class ProcessBuilder {
     classpathArg(mods, tempNativePath){
         let cpArgs = []
 
-        // Add the version.jar to the classpath.
-        // TODO Needs to be removed for 1.17+, need to test earlier versions.
-        // const version = this.versionData.id
-        // cpArgs.push(path.join(this.commonDir, 'versions', version, version + '.jar'))
+        if(!Util.mcVersionAtLeast('1.17', this.server.getMinecraftVersion())) {
+            // Add the version.jar to the classpath.
+            // Must not be added to the classpath for Forge 1.17+.
+            const version = this.versionData.id
+            cpArgs.push(path.join(this.commonDir, 'versions', version, version + '.jar'))
+        }
+        
 
         if(this.usingLiteLoader){
             cpArgs.push(this.llPath)