model pagination broken

What steps will reproduce the problem?
1. Open models tab
2. Click arrow next to model number (1 - 10 of 451 ›)

What is the expected output? What do you see instead?
Should bring up next page of 10 models, instead error: 500 The call failed on 
the server; see server log for details

Please use labels and text to provide additional information.
Here is the error from the catalina.out. Find fails in AscModelDbImpl.java:

28 Jul 2011 10:09:55,440 |ERROR |
org.rebioma.server.services.AscModelDbImpl                   | find
failed
java.lang.NullPointerException
       at org.rebioma.server.services.AscModelDbImpl.findAscModel(AscModelDbImpl.java:75)
       at org.rebioma.server.services.ModelServiceImpl.findModelLocation(ModelServiceImpl.java:46)
       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
       at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:562)
       at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:207)
       at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:243)
       at com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java:62)
       at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
       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 org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
       at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
       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:298)
       at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
       at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
       at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:774)
       at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:703)
       at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:896)
       at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
       at java.lang.Thread.run(Thread.java:619)
Jul 28, 2011 10:09:55 AM org.apache.catalina.core.ApplicationContext log
SEVERE: Exception while dispatching incoming RPC call
com.google.gwt.user.server.rpc.UnexpectedException: Service method
'public abstract org.rebioma.client.AscModelResult
org.rebioma.client.services.RebiomaModelService.findModelLocation(java.lang.Stri
ng,int,int)'
threw an unexpected exception: java.lang.NullPointerException
       at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:378)
       at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:581)
       at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:207)
       at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:243)
       at com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java:62)
       at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
       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 org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
       at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
       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:298)
       at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
       at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
       at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:774)
       at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:703)
       at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:896)
       at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
       at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.NullPointerException
       at org.rebioma.server.services.AscModelDbImpl.findAscModel(AscModelDbImpl.java:75)
       at org.rebioma.server.services.ModelServiceImpl.findModelLocation(ModelServiceImpl.java:46)
       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
       at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:562)
       ... 20 more
Original issue reported on code.google.com by tom.alln...@gmail.com on 30 Dec 2011 at 9:26
tomay / rebioma

model pagination broken #413
