1.20.6 working

build.gradle

@@ -25,7 +25,7 @@ base {
 }
 
 java {
-    toolchain.languageVersion = JavaLanguageVersion.of(17)
+    toolchain.languageVersion = JavaLanguageVersion.of(21)
 }
 
 minecraft {

gradle.properties

@@ -1,17 +1,17 @@
 org.gradle.jvmargs=-Xmx3G
 org.gradle.daemon=false
 # The Minecraft version must agree with the Forge version to get a valid artifact
-minecraft_version=1.20.3
+minecraft_version=1.20.6
 # The Minecraft version range can use any release version of Minecraft as bounds.
 # Snapshots, pre-releases, and release candidates are not guaranteed to sort properly
 # as they do not follow standard versioning conventions.
-minecraft_version_range=[1.20.3]
+minecraft_version_range=[1.20.6]
 # The Forge version must agree with the Minecraft version to get a valid artifact
-forge_version=49.0.2
+forge_version=50.2.0
 # The Forge version range can use any version of Forge as bounds or match the loader version range
-forge_version_range=[49,)
+forge_version_range=[50,)
 # The loader version range can only use the major version of Forge/FML as bounds
-loader_version_range=[49,)
+loader_version_range=[50,)
 # The mapping channel to use for mappings.
 # The default set of supported mapping channels are ["official", "snapshot", "snapshot_nodoc", "stable", "stable_nodoc"].
 # Additional mapping channels can be registered through the "channelProviders" extension in a Gradle plugin.
@@ -29,7 +29,7 @@ loader_version_range=[49,)
 mapping_channel=official
 # The mapping version to query from the mapping channel.
 # This must match the format required by the mapping channel.
-mapping_version=1.20.3
+mapping_version=1.20.6
 # The unique mod identifier for the mod. Must be lowercase in English locale. Must fit the regex [a-z][a-z0-9_]{1,63}
 # Must match the String constant located in the main mod class annotated with @Mod.
 mod_id=xp2items