Description of problem:

I'm trying to delete custom packages through the api. Each time I attempt to delete a package I get an exception.

xmlrpclib.Fault: <Fault -1: 'redstone.xmlrpc.XmlRpcFault: unhandled internal exception: null'>


from tomcat log

2009-08-04 14:49:39,366 [TP-Processor15] ERROR com.redhat.rhn.frontend.xmlrpc.packages.PackagesHandler - 
java.lang.NullPointerException
        at com.redhat.rhn.manager.rhnpackage.PackageManager.schedulePackageRemoval(PackageManager.java:749)
        at com.redhat.rhn.frontend.xmlrpc.packages.PackagesHandler.removePackage(PackagesHandler.java:382)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)



Version-Release number of selected component (if applicable):
Stage ISO 7/24


How reproducible:
I see this on test1182 and on my upgrade stage sat rhndev1

Steps to Reproduce:
1. Create a custom channel
2. Push custom packages
3. Attempt to remove a package with packages.removePackage()
  
Actual results:
xmlrpclib.Fault: <Fault -1: 'redstone.xmlrpc.XmlRpcFault: unhandled internal exception: null'>


Expected results:
package removed or a better exception than "unhandled internal exception"




Additional info: