java.lang.SecurityException

sealing violation: can't seal package org.lwjgl: already loaded

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Solutions on the web1050

  • sealing violation: can't seal package org.lwjgl: already loaded
  • via Oracle Community by 843802, 1 year ago
    sealing violation: can't seal package <some package>: already loaded
  • via Coderanch by madhav changala, 8 months ago
    sealing violation: can't seal package oracle.jdbc.d river: already loaded
  • Stack trace

    • java.lang.SecurityException: sealing violation: can't seal package org.lwjgl: already loaded at java.net.URLClassLoader.getAndVerifyPackage(Unknown Source) at java.net.URLClassLoader.definePackageInternal(Unknown Source) at java.net.URLClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.access$100(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Unknown Source) at java.lang.Class.privateGetMethodRecursive(Unknown Source) at java.lang.Class.getMethod0(Unknown Source) at java.lang.Class.getMethod(Unknown Source) at sun.launcher.LauncherHelper.validateMainClass(Unknown Source) at sun.launcher.LauncherHelper.checkAndLoadMain(Unknown Source)

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