ignite iterator error

Caused by: class org.apache.ignite.binary.BinaryObjectException: Failed resolve class for ID: -1474169596
    at org.apache.ignite.internal.binary.BinaryContext.descriptorForTypeId(BinaryContext.java:615)
    at org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize(BinaryReaderExImpl.java:1474)
    at org.apache.ignite.internal.binary.BinaryObjectImpl.deserializeValue(BinaryObjectImpl.java:572)
    at org.apache.ignite.internal.binary.BinaryObjectImpl.value(BinaryObjectImpl.java:131)
    at org.apache.ignite.internal.processors.cache.CacheObjectContext.unwrapBinary(CacheObjectContext.java:257)
    at org.apache.ignite.internal.processors.cache.CacheObjectContext.unwrapBinary(CacheObjectContext.java:243)
    at org.apache.ignite.internal.processors.cache.CacheObjectContext.unwrapBinariesIfNeeded(CacheObjectContext.java:173)
    at org.apache.ignite.internal.processors.cache.CacheObjectContext.unwrapBinariesIfNeeded(CacheObjectContext.java:157)
    at org.apache.ignite.internal.processors.cache.GridCacheContext.unwrapBinariesIfNeeded(GridCacheContext.java:1721)
    at org.apache.ignite.internal.processors.cache.query.GridCacheQueryFutureAdapter.onPage(GridCacheQueryFutureAdapter.java:400)
    at org.apache.ignite.internal.processors.cache.query.GridCacheDistributedQueryManager.processQueryResponse(GridCacheDistributedQueryManager.java:398)
    at org.apache.ignite.internal.processors.cache.query.GridCacheDistributedQueryManager.access$000(GridCacheDistributedQueryManager.java:63)
    at org.apache.ignite.internal.processors.cache.query.GridCacheDistributedQueryManager$1.apply(GridCacheDistributedQueryManager.java:93)
    at org.apache.ignite.internal.processors.cache.query.GridCacheDistributedQueryManager$1.apply(GridCacheDistributedQueryManager.java:91)
    at org.apache.ignite.internal.processors.cache.GridCacheIoManager.processMessage(GridCacheIoManager.java:622)
    at org.apache.ignite.internal.processors.cache.GridCacheIoManager.onMessage0(GridCacheIoManager.java:320)
    at org.apache.ignite.internal.processors.cache.GridCacheIoManager.access$300(GridCacheIoManager.java:81)
    at org.apache.ignite.internal.processors.cache.GridCacheIoManager$OrderedMessageListener.onMessage(GridCacheIoManager.java:1125)
    at org.apache.ignite.internal.managers.communication.GridIoManager.invokeListener(GridIoManager.java:1219)
    at org.apache.ignite.internal.managers.communication.GridIoManager.access$1600(GridIoManager.java:105)
    at org.apache.ignite.internal.managers.communication.GridIoManager$GridCommunicationMessageSet.unwind(GridIoManager.java:2456)
    at org.apache.ignite.internal.managers.communication.GridIoManager.unwindMessageSet(GridIoManager.java:1179)
    at org.apache.ignite.internal.managers.communication.GridIoManager.access$1900(GridIoManager.java:105)
    at org.apache.ignite.internal.managers.communication.GridIoManager$6.run(GridIoManager.java:1148)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
Caused by: class org.apache.ignite.IgniteCheckedException: Class definition was not found at marshaller cache and local file. [id=-1474169596, file=E:\Sundry\ResearchProjects\ApacheIgnite\apache-ignite-fabric-1.6.0-bin\work\marshaller\-1474169596.classname]
    at org.apache.ignite.internal.MarshallerContextImpl.className(MarshallerContextImpl.java:176)
    at org.apache.ignite.internal.MarshallerContextAdapter.getClass(MarshallerContextAdapter.java:174)
    at org.apache.ignite.internal.binary.BinaryContext.descriptorForTypeId(BinaryContext.java:599)
    ... 26 more