data sources derby - connection refused

Question

I am trying to connect a database with a java project. After reading some tutorials and the course support, I have understood that I need to make a new data source under the

Answer 1

Did you define an authentication alias? Seems to be the same problem as the one in link below;

http://www.webspheretools.com/sites/webspheretools.nsf/docs/Error%20when%20testing%20a%20JDBC%20connection%20to%20Derby

Also if you check SystemOut.log you may see an error message telling which property is not set;

{"08001","Required Derby DataSource property {0} not set.","40000"},