tomcat8 - 3-tier architecture programming I have eclipse and tomcat that are connected,it gives me 404 error -


hi working project using eclipse , tomcat 8 have index.html working when press 1 of submit buttons, have 404 error , don't know how fix it.i think code correct.i have make server no coding errors.i think problem on connection of tomcat database.i appreciate every can gives me.if want see code can upload it.thanks


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