I've changed some class files and after the substitution, it works fine.
The files has been reemplaced with the 'zip' distribution and copied
directly to the 'exe' installation.
There are:
Tomcat Path\webapps\jsp-examples\plugin\applet\Clock2.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\servletToJsp.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\cal\Entries.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\cal\Entry.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\cal\JspCalendar.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\cal\TableBean.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\checkbox\CheckTest.class
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Path\webapps\jsp-examples\WEB-INF\classes\colors\ColorGameBean.class
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Path\webapps\jsp-examples\WEB-INF\classes\compressionFilters\CompressionFilter.class
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Path\webapps\jsp-examples\WEB-INF\classes\compressionFilters\CompressionFilterTestServlet.class
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Path\webapps\jsp-examples\WEB-INF\classes\compressionFilters\CompressionResponseStream.class
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Path\webapps\jsp-examples\WEB-INF\classes\compressionFilters\CompressionServletResponseWrapper.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\dates\JspCalendar.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\error\Smart.class
Tomcat
Path\webapps\jsp-examples\WEB-INF\classes\examples\ExampleTagBase.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\examples\FooTag.class
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Path\webapps\jsp-examples\WEB-INF\classes\examples\FooTagExtraInfo.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\examples\LogTag.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\examples\ShowSource.class
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Path\webapps\jsp-examples\WEB-INF\classes\filters\ExampleFilter.class
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Path\webapps\jsp-examples\WEB-INF\classes\filters\RequestDumperFilter.class
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Path\webapps\jsp-examples\WEB-INF\classes\filters\SetCharacterEncodingFilter.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\BookBean.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\FooBean.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\el\Functions.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\simpletag\EchoAttributesTag.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\simpletag\FindBookSimpleTag.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\simpletag\HelloWorldSimpleTag.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\simpletag\RepeatSimpleTag.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\simpletag\ShuffleSimpleTag.class
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Path\webapps\jsp-examples\WEB-INF\classes\jsp2\examples\simpletag\TileSimpleTag.class
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Path\webapps\jsp-examples\WEB-INF\classes\listeners\ContextListener.class
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Path\webapps\jsp-examples\WEB-INF\classes\listeners\SessionListener.class
Tomcat Path\webapps\jsp-examples\WEB-INF\classes\num\NumberGuessBean.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\source_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\cal\cal1_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\cal\cal2_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\checkbox\checkresult_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\colors\colrs_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\dates\date_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\error\errorpge_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\error\err_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\forward\forward_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\forward\one_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\include\foo_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\include\include_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\el\basic_002darithmetic_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\el\basic_002dcomparisons_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\el\functions_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\el\implicit_002dobjects_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\jspattribute\jspattribute_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\jspattribute\shuffle_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\jspx\basic_jspx.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\jspx\textRotate_jspx.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\misc\config_jsp.class
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Path\webapps\jsp-examples\WEB-INF\classes\org\apache\jsp\jsp2\misc\dynamicattrs_jsp.class
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