I have copied my project from pc to other and i got error
- import javax.persistence.EntityManager;
importjavax.persistence.EntityManagerFactory; import
javax.persistence.Persistence; import javax.persistence.Query;
the compiler doesn’t know them, in the lib folder i added 3 jar from the local pc
derby.jar eclipselink.jar and also javax.persistence_2.0.4.v201112161009.jar
what could be the reason
add two more Jar’s that are
Add this external jars to your project