When SSM + Maven project is running, it is prompted that org.springframework.web.servlet.dispatcherserservlet cannot be found

When running SSM project today, an error is reported:
HTTP status 500 – error identifying servlet class org. Springframework. Web. Servlet. Dispatcherservlet
java. Lang. classnotfoundexception: org. Springframework. Web. Servlet. Dispatcherservlet

You can confirm that org. Springframework. Web. Servlet. Dispatcherservlet exists and Maven is imported normally

Problem solving method:
select item – & gt; Right click Properties – & gt; Select deployment asset – & gt; Select Add – & gt; Select Java build path entries – & gt; Next-> Select Maven dependencies – & gt; Finish-> Apply-> OK

It can solve the problem

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Link to the original text: https://blog.csdn.net/cd19930508/article/details/80256595