catalina « Tomcat « JSP-Servlet Q&A

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1. Setting catalina.policy to allow file access by servlets    stackoverflow.com

We have a locally-developed triple store based on b-trees which I want to use for persistent storage in a number of servlet applications. Rather than embed the b-tree index files in ...

2. How to resolve StandardWrapperValve error on Catalina?    stackoverflow.com

I am creating a signup application with validation and Captcha (using SimpleCaptcha). I am able to deploy my application on localhost and everything works perfectly inclusive of the captcha. But when deployed ...

3. setenv.sh in an individual tomcat catalina base    stackoverflow.com

At the moment i have several catalina bases configured with the following directories,

conf logs server webapps work
The bin, lib and common directories are all ...

4. java.lang.IllegalArgumentException: Invalid or unreadable WAR file : error in opening zip file     stackoverflow.com


I got this error in Catalina.2011-03-30.log when my display.war file executed on Tomcat. The error is shown below: 

Mar 30, 2011 8:01:31 PM org.apache.catalina.startup.ContextConfig init  
SEVERE: ...

5. Web App working in eclipse gives Verify EL error org.apache.catalina.core.StandardWrapperValve invoke    stackoverflow.com

A standard webapp working well in Eclipse in a Tomcat 7 environment is giving this error. Any ideas App runs fine within eclipse....but tons of these errors in Tomcat 7 and app ...