Hi, I get this message error (see below) when I test new Mysql Data Adapter. Witch is the location where I must copy mysql connector jar ? thanks. net.sf.jasperreports.engine.JRRuntimeException: java.lang.ClassNotFoundException: com.mysql.jdbc.Driver at net.sf.jasperreports.data.jdbc.JdbcDataAdapterService.getConnection(JdbcDataAdapterService.java:173)at net.sf.jasperreports.data.jdbc.JdbcDataAdapterService.contributeParameters(JdbcDataAdapterService.java:128)at net.sf.jasperreports.data.AbstractDataAdapterService.test(AbstractDataAdapterService.java:129)at com.jaspersoft.studio.data.wizard.AbstractDataAdapterWizard$3.run(AbstractDataAdapterWizard.java:164)at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:121)Caused by: java.lang.ClassNotFoundException: com.mysql.jdbc.Driverat org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:501)at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)at java.lang.ClassLoader.loadClass(Unknown Source)at java.lang.Class.forName0(Native Method)at java.lang.Class.forName(Unknown Source)at net.sf.jasperreports.engine.util.JRClassLoader.loadClassForRealName(JRClassLoader.java:175)at net.sf.jasperreports.data.jdbc.JdbcDataAdapterService.getConnection(JdbcDataAdapterService.java:145)... 4 more