Minimim gone on Melco N1A 3.93

[Rammie]

Please help, i cannot see the minimserver in my UPNP anymore since 10-09-2025.
What can i do?

Below the latest crashdump:

MinimServer crash dump, produced at 20250912-131048.459

java.lang.UnsupportedClassVersionError: com/minimserver/ServerLauncher has been compiled by a more recent version of the Java Runtime (class file version 61.0), this version of the Java Runtime only recognizes class file versions up to 58.0
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:151)
at java.base/java.net.URLClassLoader.defineClass(URLClassLoader.java:514)
at java.base/java.net.URLClassLoader$1.run(URLClassLoader.java:422)
at java.base/java.net.URLClassLoader$1.run(URLClassLoader.java:416)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:691)
at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:415)
at org.jminim.core.ComponentClassLoader.findLocalClass(ComponentClassLoader.java:16​0)
at org.jminim.core.ComponentClassLoader.loadClass(ComponentClassLoader.java:94)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
at org.jminim.core.Factory.newInstance(Factory.java:16)
at org.jminim.core.LauncherImpl.run(LauncherImpl.java:821)
at org.jminim.core.LauncherImpl.launch(LauncherImpl.java:126)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.ja​va:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccesso​rImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at org.jminim.mlaunch.MinimLaunch.doLaunch(MinimLaunch.java:525)
at org.jminim.mlaunch.MinimLaunch.launch(MinimLaunch.java:150)
at org.jminim.mlaunch.MinimLaunch.launch(MinimLaunch.java:90)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.ja​va:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccesso​rImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at org.jminim.launch.Launcher.launch(Launcher.java:88)
at com.minimserver.launch.LaunchServer.main(LaunchServer.java:38)

"main" id=1 RUNNABLE
at java.management@14.0.1/sun.management.ThreadImpl.dumpThreads0(Native Method)
at java.management@14.0.1/sun.management.ThreadImpl.getThreadInfo(ThreadImpl.java:485)
at org.jminim.core.LogImpl.writeCrashDump(LogImpl.java:1249)
at org.jminim.core.LogImpl.printStackTraceSync(LogImpl.java:1174)
- locked org.jminim.core.LogImpl@187b79e
at org.jminim.core.LogImpl.printStackTrace(LogImpl.java:169)
at org.jminim.core.LauncherImpl.launch(LauncherImpl.java:132)
at java.base@14.0.1/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base@14.0.1/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.ja​va:62)
at java.base@14.0.1/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccesso​rImpl.java:43)
at java.base@14.0.1/java.lang.reflect.Method.invoke(Method.java:564)
at org.jminim.mlaunch.MinimLaunch.doLaunch(MinimLaunch.java:525)
at org.jminim.mlaunch.MinimLaunch.launch(MinimLaunch.java:150)
at org.jminim.mlaunch.MinimLaunch.launch(MinimLaunch.java:90)
at java.base@14.0.1/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base@14.0.1/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.ja​va:62)
at java.base@14.0.1/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccesso​rImpl.java:43)
at java.base@14.0.1/java.lang.reflect.Method.invoke(Method.java:564)
at app//org.jminim.launch.Launcher.launch(Launcher.java:88)
at app//com.minimserver.launch.LaunchServer.main(LaunchServer.java:38)

"Reference Handler" id=2 RUNNABLE
at java.base@14.0.1/java.lang.ref.Reference.waitForReferencePendingList(Native Method)
at java.base@14.0.1/java.lang.ref.Reference.processPendingReferences(Reference.java:241)
at java.base@14.0.1/java.lang.ref.Reference$ReferenceHandler.run(Reference.java:213)

"Finalizer" id=3 WAITING
at java.base@14.0.1/java.lang.Object.wait(Native Method)
- waiting on java.lang.ref.ReferenceQueue$Lock@75aa0d
at java.base@14.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155)
at java.base@14.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176)
at java.base@14.0.1/java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:170)

"Signal Dispatcher" id=4 RUNNABLE

"Notification Thread" id=8 RUNNABLE

"Common-Cleaner" id=9 TIMED_WAITING
at java.base@14.0.1/java.lang.Object.wait(Native Method)
- waiting on java.lang.ref.ReferenceQueue$Lock@1c229ab
at java.base@14.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155)
at java.base@14.0.1/jdk.internal.ref.CleanerImpl.run(CleanerImpl.java:148)
at java.base@14.0.1/java.lang.Thread.run(Thread.java:832)
at java.base@14.0.1/jdk.internal.misc.InnocuousThread.run(InnocuousThread.java:134)

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