wizard failed at startup

failed to play the wizard.
it crash at boot because some issues with db scripts,resulting npe, undoubtly related to ur last changes

trace:

NFO: Jk running ID=0 time=20/37 config=/Users/joepi/Desktop/jahia4.1.1/tomcat/conf/jk2.properties
47435 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/hypersonic.script has invalid number of settings, ignoring...
47446 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/intersystems_cache.script has invalid number of settings, ignoring...
47451 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/jboss.script has invalid number of settings, ignoring...
47454 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/jsqlconnect.script has invalid number of settings, ignoring...
47467 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/mysql.script has invalid number of settings, ignoring...
47478 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/oracle.script has invalid number of settings, ignoring...
47489 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/postgresql.script has invalid number of settings, ignoring...
47503 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/sqlserver.script has invalid number of settings, ignoring...
47509 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/sqlserver_jtds.script has invalid number of settings, ignoring...
47518 WARN [org.jahia.admin.database.DatabaseScripts] - Script /Users/joepi/Desktop/jahia4.1.1/tomcat/webapps/jahia/WEB-INF/var/db/sqlserver_tds.script has invalid number of settings, ignoring...
47650 ERROR [org.jahia.bin.Jahia] - ServletException on method jahiaLaunch.
java.lang.NullPointerException
at org.jahia.bin.JahiaConfigurationWizard.fillDefaultValues(JahiaConfigurationWizard.java:1821)
at org.jahia.bin.JahiaConfigurationWizard.fillDefaultValues(JahiaConfigurationWizard.java:1761)
at org.jahia.bin.JahiaConfigurationWizard.init(JahiaConfigurationWizard.java:182)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:888)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:621)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:596)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:382)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:306)
at org.jahia.bin.Jahia.jahiaLaunch(Jahia.java:1085)
at org.jahia.bin.Jahia.service(Jahia.java:735)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:809)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:627)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:382)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:306)
at org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:391)
at org.apache.jsp.index_jsp._jspService(index_jsp.java:43)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:92)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:809)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:162)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:240)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:187)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:809)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:200)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:146)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:209)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:144)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2358)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:133)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:118)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:116)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:127)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:152)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
at java.lang.Thread.run(Thread.java:613)