Hello,

I am using Spring Data MongoDB version 1.0.1.RELEASE. I am able to successfully insert objects
into mongo. I can iterate of the collections. Here is an example of the collection.

Code:
> db.institutions.findOne()
{
	"_id" : 1048598,
	"_class" : "org.john.app.domain.AccreditedPostsecondaryInstitution",
	"OPEID" : 19073024,
	"IPEDS_UnitID" : 1050166,
	"campusMap" : {
		"2" : {
			"_id" : 2,
			"name" : "Community College of the Air Force - Sheppard",
			"address" : "917 Missile Road",
			"city" : "Sheppard AFB",
			"us_state" : "TX",
			"zipCode" : "76311-2263",
			"type" : "CAMPUS"
		}
	},
	"programSet" : [
		{
			"_id" : null,
			"programName" : "Physical Therapy (PTAA) - Programs for the physical therapist assistant",
			"agencyName" : "American Physical Therapy Association. Commission on Accreditation in Physical Therapy Education",
			"initialDate" : ISODate("1976-12-01T08:00:00Z"),
			"accreditationStatus" : "Accredited",
			"accreditationDataType" : "Actual"
		}
	],
	"accreditationType" : "SPECIALIZED",
	"name" : "Community College of the Air Force",
	"address" : "130 W Maxwell Blvd",
	"city" : "Montgomery",
	"us_state" : "AL",
	"zipCode" : "36112-6613",
	"website" : {
		"protocol" : "http",
		"host" : "www.maxwell.af.mil",
		"port" : -1,
		"file" : "/au/ccaf/",
		"authority" : "www.maxwell.af.mil",
		"hashCode" : -1
	},
	"type" : "UNSPECIFIED"
}
However, a variety of calls to the find() family of methods failed. findAll() is the simpliest example

Code:
List<AccreditedPostsecondaryInstitution> results = 
	mongoTemplate.findAll(AccreditedPostsecondaryInstitution.class,"institutions");

It fails with an NPE in the core libraries(see below ). Unfortunately, my build isn't setup to debug it. Does anyone have an insight into this problem?

Thanks,
John

Exception in thread "main" java.lang.NullPointerException
at org.springframework.data.mongodb.core.convert.Mapp edConstructor.<init>(MappedConstructor.java:56)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter.read(MappingMongoConverter.java: 212)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter.read(MappingMongoConverter.java: 200)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter.getValueInternal(MappingMongoCon verter.java:713)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter$1.doWithPersistentProperty(Mappi ngMongoConverter.java:230)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter$1.doWithPersistentProperty(Mappi ngMongoConverter.java:220)
at org.springframework.data.mapping.model.BasicPersis tentEntity.doWithProperties(BasicPersistentEntity. java:173)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter.read(MappingMongoConverter.java: 220)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter.read(MappingMongoConverter.java: 200)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter.read(MappingMongoConverter.java: 164)
at org.springframework.data.mongodb.core.convert.Mapp ingMongoConverter.read(MappingMongoConverter.java: 73)
at org.springframework.data.mongodb.core.MongoTemplat e$ReadDbObjectCallback.doWith(MongoTemplate.java:1 693)
at org.springframework.data.mongodb.core.MongoTemplat e.executeFindMultiInternal(MongoTemplate.java:1444 )
at org.springframework.data.mongodb.core.MongoTemplat e.findAll(MongoTemplate.java:964)
at org.john.app.InstituteRepository.dump(InstituteRep ository.java:50)
at org.john.app.InstituteRepository$$FastClassByCGLIB $$7799dab9.invoke(<generated>)
at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy. java:191)
at org.springframework.aop.framework.Cglib2AopProxy$C glibMethodInvocation.invokeJoinpoint(Cglib2AopProx y.java:689)
at org.springframework.aop.framework.ReflectiveMethod Invocation.proceed(ReflectiveMethodInvocation.java :150)
at org.springframework.dao.support.PersistenceExcepti onTranslationInterceptor.invoke(PersistenceExcepti onTranslationInterceptor.java:155)
at org.springframework.aop.framework.ReflectiveMethod Invocation.proceed(ReflectiveMethodInvocation.java :172)
at org.springframework.aop.framework.Cglib2AopProxy$D ynamicAdvisedInterceptor.intercept(Cglib2AopProxy. java:622)
at org.john.app.InstituteRepository$$EnhancerByCGLIB$ $2be4b036.dump(<generated>)
at org.john.app.ReaperApp.main(ReaperApp.java:49)