Error List

Error List for the ‘JAVA-Servlets’ Category

IllegalStateException: Header already sent

Applies to:


Description:
Error while trying to set a header after writing an entry to the ouput stream of the response.

Cause:
When the content of the response is already written, headers cannot be longer set.

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SAX parser fatal error: External entity not found: "http://java.sun.com/dtd/web-app_2_3.dtd"

Applies to:


Description:
The remote copy of web.xml DTD is not found at the URL by the servlet engine.

Cause:
The website of Sun is down.

admin JAVA-Servlets

Error 503

Applies to:
VisualAge for Java

Description:
Cannot access the servlet from the browser using VisualAge for Java.

Cause:
a. Service is unavailable.
b. Code is not properly compiled.

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Error on using HttpServletResponse.sendRedirect() with microbrowsers.

Applies to:
WML/HDML

Description:
Error while trying to send a redirect to a WAP device.

Cause:
Relative HTTP URL does not work in WAP device.

admin JAVA-Servlets

Servlet does not work inside a tag

Applies to:


Description:
Problem when using servlets inside an SSI.

Cause:
res.getWriter() is used

admin JAVA-Servlets

ServletException: Broken pipe

Applies to:


Description:
An error that occurs when the process is aborted.

Cause:
a. User clicks the stop button or logs off – a normal operation
b. There are cursors in the stored procedures that are not opened
c. The JSP page is submitted more than once.

admin JAVA-Servlets