[1.12.2] genEclipseRuns fails on Init

Trying to backport my mod to 1.12.2 and need to set up the MDK for said version:
forge-1.12.2-14.23.5.2860-mdk.zip
 

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* Exception is:
org.gradle.api.GradleException: Unable to start the daemon process.

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>java --version
openjdk 18.0.1 2022-04-19
OpenJDK Runtime Environment Zulu18.30+11-CA (build 18.0.1+10)
OpenJDK 64-Bit Server VM Zulu18.30+11-CA (build 18.0.1+10, mixed mode, sharing)

        at org.gradle.launcher.daemon.client.DaemonGreeter.parseDaemonOutput(DaemonGreeter.java:35)
        at org.gradle.launcher.daemon.client.DefaultDaemonStarter.startProcess(DefaultDaemonStarter.java:160)
        at org.gradle.launcher.daemon.client.DefaultDaemonStarter.startDaemon(DefaultDaemonStarter.java:136)
        at org.gradle.launcher.daemon.client.DefaultDaemonConnector.doStartDaemon(DefaultDaemonConnector.java:212)
        at org.gradle.launcher.daemon.client.DefaultDaemonConnector.startSingleUseDaemon(DefaultDaemonConnector.java:237)
        at org.gradle.launcher.daemon.client.SingleUseDaemonClient.execute(SingleUseDaemonClient.java:51)
        at org.gradle.launcher.daemon.client.SingleUseDaemonClient.execute(SingleUseDaemonClient.java:37)
        at org.gradle.launcher.cli.RunBuildAction.run(RunBuildAction.java:52)
        at org.gradle.internal.Actions$RunnableActionAdapter.execute(Actions.java:207)
        at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:402)
        at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:375)
        at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:37)
        at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:23)
        at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:368)
        at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:298)
        at org.gradle.launcher.Main.doAction(Main.java:36)
        at org.gradle.launcher.bootstrap.EntryPoint.run(EntryPoint.java:45)
        at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
        at java.base/java.lang.reflect.Method.invoke(Method.java:577)
        at org.gradle.launcher.bootstrap.ProcessBootstrap.runNoExit(ProcessBootstrap.java:60)
        at org.gradle.launcher.bootstrap.ProcessBootstrap.run(ProcessBootstrap.java:37)
        at org.gradle.launcher.GradleMain.main(GradleMain.java:23)
        at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
        at java.base/java.lang.reflect.Method.invoke(Method.java:577)
        at org.gradle.wrapper.BootstrapMainStarter.start(BootstrapMainStarter.java:31)
        at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:108)
        at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:61)

Please help me set up the MDK asap.
Kind regards, Chaos