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    Two or more classes in the same package with different signature data, especially when they come from different JARs that have signatures signed with different certificates. Make sure all JARs are signed using the same certificate.

Solutions on the web

via GitHub by SarahMohamed
, 1 year ago
class "javax.servlet.FilterRegistration"'s signer information does not match signer information of other classes in the same package
via Google Groups by Bob Foss, 10 months ago
class "org.mozilla.jss.CryptoManager"'s signer information does not match signer information of other classes in the same package
via jboss.org by Unknown author, 2 years ago
class "org.jboss.bootstrap.spi.ServerProcess"'s signer information does not match signer information of other classes in the same package
via JBoss Issue Tracker by Aleksandar Kostadinov, 1 year ago
class "org.jboss.bootstrap.spi.ServerProcess"'s signer information does not match signer information of other classes in the same package
via JBoss Issue Tracker by Aleksandar Kostadinov, 1 year ago
class "org.jboss.bootstrap.spi.ServerProcess"'s signer information does not match signer information of other classes in the same package
java.lang.SecurityException: class "javax.servlet.FilterRegistration"'s signer information does not match signer information of other classes in the same package	at java.lang.ClassLoader.checkCerts(ClassLoader.java:787)	at java.lang.ClassLoader.preDefineClass(ClassLoader.java:502)	at java.lang.ClassLoader.defineClass(ClassLoader.java:628)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)	at java.net.URLClassLoader.access$000(URLClassLoader.java:73)	at java.net.URLClassLoader$1.run(URLClassLoader.java:212)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:205)	at java.lang.ClassLoader.loadClass(ClassLoader.java:321)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)	at java.lang.ClassLoader.loadClass(ClassLoader.java:266)	at org.eclipse.jetty.servlet.ServletContextHandler.(ServletContextHandler.java:129)	at org.eclipse.jetty.servlet.ServletContextHandler.(ServletContextHandler.java:109)	at org.eclipse.jetty.webapp.WebAppContext.(WebAppContext.java:183)	at com.twitter.ambrose.server.ScriptStatusServer.run(ScriptStatusServer.java:119)	at java.lang.Thread.run(Thread.java:679)