I’m getting the following error in my java web app (The application launches okay but when I click a button following error occurs). I’m using Tomcat (7.0.109) to run this application. java.lang.UnsupportedClassVersionError: FileDetailsServlet has been compiled by a more recent version of the Java Runtime (class file version 59.0), this version of the Java Runtime only recognizes class file versions
Tag: tomcat7
Caused by: java.lang.NoClassDefFoundError: io/jsonwebtoken/Jwts
i am using jjwt-0.9.1.jar and runtime gives this exception for jersey reset API call. When i use this code using java main() method, its works perfectly but when i call from servlet to that class, …
ClassNotFoundException oracle.i18n.util.LocaleMapper on tomcat TLD scanning. ojdbc7 maven dep (xmlparserv2-12.1.0.2.jar transitive) causes this error
I am receiving an error when running my spring-boot application with embedded-tomcat (haven’t tried with server tomcat yet). java.lang.IllegalStateException: Tomcat 7 reflection failed at org….
Websocket Client Could not find an implementation class
I will preface this with I am not using any maven dependencies, yet I know that I am missing a jar file wls-api.jar (at least that is what I have read). To remedy this I downloaded the oracle-…
Tomcat 7.0.43 “INFO: Error parsing HTTP request header”
I use Tomcat 7.0.43 with a websocket application. My app works fine in Tomcat 7.0.42 but with 43 I get the following output when I try to access my server on websockets: Sep 16, 2013 3:08:34 AM org….
ServletContextListener SEVERE: Error configuring application listener of class marktest.Config
My Java servlet appears to be complaining that it can’t find a file which is included in the package (marktest). Im using Eclipse (Indigo) to develop and Tomcat7. Here is the error: SEVERE: Error …