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Why do I get the following error messages: Security Violation. java.lang.verify error, Applet exception:Java.lang.ClassFormatError?

April 26, 2017applet Error exception java.lang.classformaterror java.lang.verify Messages security violation

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Why do I get the following error messages: Security Violation. java.lang.verify error, Applet exception:Java.lang.ClassFormatError?

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Your browser may be caching an earlier version of the applet. Clear the cache, exit the browser completely then try again. Netscape Go to Options > Network Preferences > Cache. Click Clear Memory Cache Now, then click OK. Click Clear Disk Cache Now, then click OK. Set ‘Verify Documents’ to ‘Every Time,’ then click OK. Internet Explorer Go to View > Options > Advanced. Click Settings for Temporary Internet Files. Under ‘Check for newer versions of stored pages’, check ‘Every visit to the page.’ Click Empty Folder and click Yes after ‘Delete temporarily files?’ Click OK in the Options Dialog. Newer Version Internet Explorer (v.4 and later) Go to Tools > Internet Options. Click Delete Files. Click Delete Cookies (if present) and then click Clear History, then.. Click OK in the Options Dialog.