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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 Oracle Community by 856968, 1 year ago
class "oracle.bali.share .collection.SingleItemEnumeration"'s signer information does not match signer in formation of other classes in the same package
via Google Groups by Amit Jain, 2 years ago
class "javax.xml.bind.JAXBElement"'s signer information does not match signer information of other classes in the same package
via Oracle Community by 569279, 1 year ago
class "com.collaxa.cube.CubeRuntimeException"'s signer information does not match signer information of other classes in the same package
via compgroups.net by Unknown author, 2 years ago
class "javax.xml.bind.JAXBElement"'s signer information does not match signer information of other classes in the same package
via webmoli.com by Unknown author, 2 years ago
class “com.sun.pdfview.PDFParseException”‘s signer information does not match signer information of other classes in the same package
via webmoli.com by Unknown author, 1 year ago
class “com.sun.pdfview.PDFParseException”‘s signer information does not match signer information of other classes in the same package
java.lang.SecurityException: class "oracle.bali.share
.collection.SingleItemEnumeration"'s signer information does not match signer in
formation of other classes in the same package	at java.lang.ClassLoader.checkCerts(ClassLoader.java:775)	at java.lang.ClassLoader.preDefineClass(ClassLoader.java:487)	at java.lang.ClassLoader.defineClass(ClassLoader.java:614)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)	at java.net.URLClassLoader.access$100(URLClassLoader.java:56)	at java.net.URLClassLoader$1.run(URLClassLoader.java:195)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:188)	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268)	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)	at oracle.bali.share.event.ListenerManager.getListeners(Unknown Source)	at oracle.bali.ewt.wizard.BaseWizard.processWizardEvent(Unknown Source)	at oracle.bali.ewt.wizard.BaseWizard.processEventImpl(Unknown Source)	at oracle.bali.ewt.LWComponent.processEvent(Unknown Source)	at oracle.bali.ewt.wizard.BaseWizard.selectPage(Unknown Source)	at oracle.bali.ewt.wizard.BaseWizard.addPage(Unknown Source)	at oracle.bali.ewt.wizard.Wizard.addPage(Unknown Source)	at oracle.bali.ewt.wizard.BaseWizard.addPage(Unknown Source)	at oracle.apps.ad.msi.MsiWizard.addMsiPages(MsiWizard.java:59)	at oracle.apps.ad.msi.LaunchUI._createWizard(LaunchUI.java:60)	at oracle.apps.ad.msi.LaunchUI._init(LaunchUI.java:38)	at oracle.apps.ad.msi.LaunchUI.main(LaunchUI.java:109)