The type javax.servlet.http.HttpServletRequest cannot be resolved. Solution

Description of the bug

The type javax.servlet.http.HttpServletRequest cannot be resolved. It is indirectly referenced from  required. class files

Workaround

Is missing Serverlet Reference Library, solve the following 1. Project right--properties->java build path2. Select Add external Jars in the Libraries tab of the Java build path ... Button 3. Choose the installation directory of Eclipse, my green version, my local path is as follows, you need to find your own path to add. E:\eclipse-java-indigo-SR1-win32\eclipse\plugins Select javax.servlet.jsp_2.0.0.v201101211617.jar;javax.servlet_ 2.5.0.v201103041518.jar Add notes: The package name may differ slightly due to the different versions.

The type javax.servlet.http.HttpServletRequest cannot be resolved. Solution