16:17:54,715 ERROR [org.jboss.msc] (pool-2-thread-6) MSC-00001: Failed to start service jboss.ra.jdbc-local: org.jboss.msc.service.StartException in service jboss.ra.jdbc-local: Failed to start RA deployment [jdbc-local]
	at org.jboss.as.connector.metadata.deployment.ResourceAdapterDeploymentService.start(ResourceAdapterDeploymentService.java:95)
	at org.jboss.msc.service.ServiceInstanceImpl$StartTask.run(ServiceInstanceImpl.java:1163)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) [:1.6.0_18]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) [:1.6.0_18]
	at java.lang.Thread.run(Thread.java:636) [:1.6.0_18]
Caused by: org.jboss.jca.deployers.common.DeployException: Deployment file:/dati/project/RH/jboss-as/build/target/jboss-7.0.0.Alpha2/standalone/tmp/vfs/tempb39056e6e8956145/content-19dff79344bfc882/contents/ failed
	at org.jboss.jca.deployers.common.AbstractResourceAdapterDeployer.createObjectsAndInjectValue(AbstractResourceAdapterDeployer.java:1519)
	at org.jboss.jca.deployers.common.AbstractResourceAdapterDeployer.createObjectsAndInjectValue(AbstractResourceAdapterDeployer.java:723)
	at org.jboss.as.connector.metadata.deployment.ResourceAdapterDeploymentService$AS7RaDeployer.doDeploy(ResourceAdapterDeploymentService.java:148)
	at org.jboss.as.connector.metadata.deployment.ResourceAdapterDeploymentService.start(ResourceAdapterDeploymentService.java:93)
	... 4 more
Caused by: java.lang.NullPointerException
	at java.lang.Class.isAssignableFrom(Native Method) [:1.6.0_18]
	at org.jboss.jca.validator.rules.mcf.MCF.validate(MCF.java:63)
	at org.jboss.jca.validator.Validator.execRulesOnValidates(Validator.java:129)
	at org.jboss.jca.validator.Validator.validate(Validator.java:110)
	at org.jboss.jca.deployers.common.AbstractResourceAdapterDeployer.validateArchive(AbstractResourceAdapterDeployer.java:166)
	at org.jboss.jca.deployers.common.AbstractResourceAdapterDeployer.createObjectsAndInjectValue(AbstractResourceAdapterDeployer.java:1115)
	... 7 more