java.lang.ClassNotFoundException

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    • java.lang.ClassNotFoundException: hudson.tasks.Mailer$UserProperty at hudson.PluginManager$UberClassLoader.findClass(PluginManager.java:1568) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at hudson.security.HudsonPrivateSecurityRealm.createAccount(HudsonPrivateSecurityRealm.java:384) at hudson.security.HudsonPrivateSecurityRealm.doCreateFirstAccount(HudsonPrivateSecurityRealm.java:301) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

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