SYMPTOM:
After deploying Strategy.war to Tomcat, users get 404 – Not Found when attempting to access Strategy Web.

In Catalina log, the following message can be found during the deployment process:
27-May-2022 19:00:00.605 SEVERE [Catalina-utility-1] org.apache.catalina.startup.ExpandWar.deleteDir [/usr/local/tomcat9/work/Catalina/localhost/MicroStrategy/org] could not be completely deleted. The presence of the remaining files may cause problems
CAUSE:
The work folder of Tomcat stores compiled JSPs and other resources of the web application. The presence of the remaining files in the work folder might cause issues to the updated web application deployed to Tomcat.
ACTION:
Delete the "Strategy" folder under "<Tomcat>/work/Catalina/localhost/" and deploy Strategy to Tomcat again.