javax.servlet.ServletException: Filtered request failed.
java.lang.NoClassDefFoundError: org/owasp/encoder/Encod
When doing the maintenance of the old project, the following error is reported after starting a module, because there is no source code. According to error debugging, it was found that after the original project upgraded the shiro version to a higher version, no encoder dependency was introduced, so I downloaded the encoder.jar package, placed it in the lib directory, restarted, and the access was successful
