java.lang.ClassNotFoundException: com.mysql.cj.jdbc.Driver
/* It seems the mysql connectivity library is not included in the project. Solve the problem following one of the proposed solutions: MAVEN PROJECTS SOLUTION Add the mysql-connector dependency to the pom.xml project file: <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.39</version> </dependency> Here you are all the versions: https://mvnrepository.com/artifact/mysql/mysql-connector-java ALL PROJECTS SOLUTION Add the jar library manually to the project. Right Click the project -- > build path -- > configure build path In Libraries Tab press Add External Jar and Select your jar. You can find zip for mysql-connector here (http://dev.mysql.com/downloads/connector/j/5.0.html) */