Error « Session « JSP-Servlet Q&A

1. Getting cannot convert object to ArrayList error when retrieving ArrayList from HttpSession

I have saved an ArrayList to the session object. I am trying to retrieve it using

sriList = session.getAttribute("scannedMatches");
I am getting the compile time error "Cannot convert from Object to ArrayList". How ...

2. Trying to print a session variable in a jsp causes error "equals expected"

I am trying to pass a value from the session object to a custom tag <l:LoginStatus userId="<% out.print((String)session.getAttribute("userId")); %>"/> Why does this line give me the error:
org.apache.jasper.JasperException: /index.jsp(1,1) /header.jsp(64,131) equal symbol ...

3. Servlet / JSP + HttpSession = API documentation error ?

I want to check if session exists. Don't create new, just check. <% HttpSession session = request.getSession(false); if (session != null) out.println("exists! " + session); else out.println("session is null"); %> According to documentation if there is no session it returns null. But even if there is no session, all cookied deleted, server and browser restarted it NEVER returns null for me. ...

4. Error page And Session

Hi there, If i use

7. Session Invalidation Error

8. Error regarding Sessions

I keep getting the following repeating error message in my log file 2005-07-11 0 [http-8080-Processor25] DEBUG core.StandardWrapper - Returning non-STM instance 530 [http-8080-Processor25] DEBUG FMSMainServlet : default.log - First Time:INIT 610 [http-8080-Processor25] DEBUG core.ApplicationDispatcher - servletPath=/jsp/FMSLogin.jsp, pathInfo=null, queryString=null, name=null 620 [http-8080-Processor25] DEBUG core.ApplicationDispatcher - Path Based Forward 630 [http-8080-Processor25] DEBUG core.StandardWrapper - Returning non-STM instance 630 [http-8080-Processor25] DEBUG servlet.JspServlet - JspEngine ...

9. jsp.error.session.multiple