Steps:
1) Create New job
2) Add step "Execute HP tests from HP ALM"
3) Submit

->
Status Code: 500

Exception: java.lang.RuntimeException: Failed to instantiate class com.hp.application.automation.tools.run.RunFromAlmBuilder from

{"stapler-class":"com.hp.application.automation.tools.run.RunFromAlmBuilder","kind":"com.hp.application.automation.tools.run.RunFromAlmBuilder"}

Stacktrace:
javax.servlet.ServletException: java.lang.RuntimeException: Failed to instantiate class com.hp.application.automation.tools.run.RunFromAlmBuilder from

{"stapler-class":"com.hp.application.automation.tools.run.RunFromAlmBuilder","kind":"com.hp.application.automation.tools.run.RunFromAlmBuilder"}

at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:719)
at org.kohsuke.stapler.Stapler.invoke(Stapler.java:770)
at org.kohsuke.stapler.MetaClass$6.doDispatch(MetaClass.java:241)
at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53)
at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:677)
at org.kohsuke.stapler.Stapler.invoke(Stapler.java:770)
at org.kohsuke.stapler.Stapler.invoke(Stapler.java:583)
at org.kohsuke.stapler.Stapler.service(Stapler.java:214)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:95)
at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:87)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:48)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84)
at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76)
at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:164)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:50)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:81)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:470)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:679)
Caused by: java.lang.RuntimeException: Failed to instantiate class com.hp.application.automation.tools.run.RunFromAlmBuilder from

{"stapler-class":"com.hp.application.automation.tools.run.RunFromAlmBuilder","kind":"com.hp.application.automation.tools.run.RunFromAlmBuilder"}

at hudson.model.Descriptor.newInstance(Descriptor.java:602)
at hudson.model.Descriptor.newInstancesFromHeteroList(Descriptor.java:941)
at hudson.model.Descriptor.newInstancesFromHeteroList(Descriptor.java:926)
at hudson.util.DescribableList.rebuildHetero(DescribableList.java:203)
at hudson.model.Project.submit(Project.java:200)
at hudson.model.Job.doConfigSubmit(Job.java:1076)
at hudson.model.AbstractProject.doConfigSubmit(AbstractProject.java:758)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:288)
at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:151)
at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:90)
at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:111)
at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53)
at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:677)
... 39 more
Caused by: java.lang.NullPointerException
at com.hp.application.automation.tools.model.RunFromAlmModel.<init>(RunFromAlmModel.java:54)
at com.hp.application.automation.tools.run.RunFromAlmBuilder.<init>(RunFromAlmBuilder.java:68)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:532)
at org.kohsuke.stapler.RequestImpl.invokeConstructor(RequestImpl.java:438)
at org.kohsuke.stapler.RequestImpl.access$200(RequestImpl.java:76)
at org.kohsuke.stapler.RequestImpl$TypePair.convertJSON(RequestImpl.java:594)
at org.kohsuke.stapler.RequestImpl.bindJSON(RequestImpl.java:391)
at org.kohsuke.stapler.RequestImpl.bindJSON(RequestImpl.java:387)
at hudson.model.Descriptor.newInstance(Descriptor.java:593)
... 55 more

Generated by Stapler at Wed Jun 05 00:49:16 MSK 2013