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Samebug tips

  1. ,
    Expert tip

    jsp-api and servlet-api jars must NOT be deployed by your web app. They should be marked as provided but not deployed by your app.

  2. ,
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    The server rejects all jars that already belong to the server runtime (such as tomcat-**.jar, servlet**.jar). Consider substituting the CORS filter you're using for this one: https://goo.gl/ctQ7Fs

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via Liferay Issues by Albert Lee, 1 year ago
via liferay.com by Unknown author, 2 years ago
via Liferay Issues by Albert Lee, 1 year ago
via Liferay Issues by Albert Lee, 2 years ago
java.lang.ClassNotFoundException: org.apache.jsp.html.taglib.ui.icon.page_jsp	at java.net.URLClassLoader$1.run(URLClassLoader.java:366)	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)	at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:137)	at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:69)	at org.wildfly.extension.undertow.deployment.UndertowJSPInstanceManager.newInstance(UndertowJSPInstanceManager.java:59)	at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:143)	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:321)	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:326)	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)	at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:86)	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:130)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:119)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilter.doFilter(InvokerFilter.java:115)	at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:60)	at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:132)	at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:85)	at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)	at io.undertow.jsp.JspFileHandler.handleRequest(JspFileHandler.java:32)