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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 Stack Overflow by Sravan Kumar
, 1 year ago
class "org.eclipse.core.runtime.Plugin"'s signer information does not match signer information of other classes in the same package
via GitHub by angelozerr
, 8 months ago
class "org.eclipse.tm4e.core.grammar.IGrammarRepository"'s signer information does not match signer information of other classes in the same package
via GitHub by shadjiiski
, 8 months ago
class "org.bouncycastle.util.Encodable"'s signer information does not match signer information of other classes in the same package
via GitHub by gallandarakhneorg
, 2 years ago
class "com.google.common.eventbus.AsyncEventBus"'s signer information does not match signer information of other classes in the same package
via viralpatel.net by Unknown author, 1 year ago
class “org.bouncycastle.asn1.ASN1ObjectIdentifier”‘s signer information does not match signer information of other classes in the same package
via Stack Overflow by vedat
, 2 years ago
class "javax.servlet.FilterRegistration"'s signer information does not match signer information of other classes in the same package
java.lang.SecurityException: class "org.eclipse.core.runtime.Plugin"'s signer information does not match signer information of other classes in the same package	at java.lang.ClassLoader.checkCerts(ClassLoader.java:943)	at java.lang.ClassLoader.preDefineClass(ClassLoader.java:657)	at java.lang.ClassLoader.defineClass(ClassLoader.java:785)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)	at java.net.URLClassLoader.access$100(URLClassLoader.java:71)	at java.net.URLClassLoader$1.run(URLClassLoader.java:361)	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)	at java.lang.ClassLoader.loadClass(ClassLoader.java:423)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)	at java.lang.ClassLoader.loadClass(ClassLoader.java:356)	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(ClassLoader.java:791)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)	at java.net.URLClassLoader.access$100(URLClassLoader.java:71)	at java.net.URLClassLoader$1.run(URLClassLoader.java:361)	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)	at java.lang.ClassLoader.loadClass(ClassLoader.java:423)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)	at java.lang.ClassLoader.loadClass(ClassLoader.java:356)	at org.eclipse.jdt.core.dom.ASTParser.initializeDefaults(ASTParser.java:235)	at org.eclipse.jdt.core.dom.ASTParser.(ASTParser.java:218)	at org.eclipse.jdt.core.dom.ASTParser.newParser(ASTParser.java:118)	at tester.runTest.main(runTest.java:33)