代码混淆后iginate缓存加载失败，尚未确定所提示的重复字段是哪里的，高手请不吝赐教。

class org.apache.ignite.binary.BinaryObjectException: Duplicate field ID: F
at org.apache.ignite.internal.binary.BinaryClassDescriptor.<init>(BinaryClassDescriptor.java:313)
at org.apache.ignite.internal.binary.BinaryContext.registerUserClassDescriptor(BinaryContext.java:780)
at org.apache.ignite.internal.binary.BinaryContext.registerClassDescriptor(BinaryContext.java:747)
at org.apache.ignite.internal.binary.BinaryContext.descriptorForClass(BinaryContext.java:619)
at org.apache.ignite.internal.binary.BinaryWriterExImpl.marshal0(BinaryWriterExImpl.java:164)
at org.apache.ignite.internal.binary.BinaryWriterExImpl.marshal(BinaryWriterExImpl.java:147)
at org.apache.ignite.internal.binary.BinaryWriterExImpl.marshal(BinaryWriterExImpl.java:134)
at org.apache.ignite.internal.binary.GridBinaryMarshaller.marshal(GridBinaryMarshaller.java:239)
at org.apache.ignite.internal.processors.cache.binary.CacheObjectBinaryProcessorImpl.marshalToBinary(CacheObjectBinaryProcessorImpl.java:521)
at org.apache.ignite.internal.processors.cache.binary.CacheObjectBinaryProcessorImpl.toBinary(CacheObjectBinaryProcessorImpl.java:914)
at org.apache.ignite.internal.processors.cache.binary.CacheObjectBinaryProcessorImpl.toCacheObject(CacheObjectBinaryProcessorImpl.java:859)
at org.apache.ignite.internal.processors.cache.GridCacheContext.toCacheObject(GridCacheContext.java:1792)
at org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter.enlistWriteEntry(IgniteTxLocalAdapter.java:2517)
at org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter.enlistWrite(IgniteTxLocalAdapter.java:2019)
at org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter.putAsync0(IgniteTxLocalAdapter.java:2961)
at org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter.putAsync(IgniteTxLocalAdapter.java:1888)
at org.apache.ignite.internal.processors.cache.GridCacheAdapter$22.op(GridCacheAdapter.java:2297)
at org.apache.ignite.internal.processors.cache.GridCacheAdapter$22.op(GridCacheAdapter.java:2295)
at org.apache.ignite.internal.processors.cache.GridCacheAdapter.syncOp(GridCacheAdapter.java:4235)
at org.apache.ignite.internal.processors.cache.GridCacheAdapter.put0(GridCacheAdapter.java:2295)
at org.apache.ignite.internal.processors.cache.GridCacheAdapter.put(GridCacheAdapter.java:2276)
at org.apache.ignite.internal.processors.cache.GridCacheAdapter.put(GridCacheAdapter.java:2253)
at org.apache.ignite.internal.processors.cache.IgniteCacheProxy.put(IgniteCacheProxy.java:1375)
at com.dhcc.bpm.processdef.assign.assignrule.cache.ignite.ActivityAssignRuleCacheManagerImpl.addToCache(ActivityAssignRuleCacheManagerImpl.java:65)
at com.dhcc.bpm.processdef.assign.assignrule.cache.ignite.ActivityAssignRuleCacheManagerImpl.initActivityAssignRuleCache(ActivityAssignRuleCacheManagerImpl.java:307)
at com.dhcc.bpm.processdef.assign.assignrule.cache.ignite.ActivityAssignRuleCacheManagerImpl$$FastClassBySpringCGLIB$$53bdf92d.invoke(<generated>)
at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:700)


at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96)
at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:633)
at com.dhcc.bpm.processdef.assign.assignrule.cache.ignite.ActivityAssignRuleCacheManagerImpl$$EnhancerBySpringCGLIB$$faa1cfc5.initActivityAssignRuleCache(<generated>)
at com.dhcc.bpm.processdef.assign.assignrule.cache.ignite.ActivityAssignRuleCacheManagerImpl$$FastClassBySpringCGLIB$$53bdf92d.invoke(<generated>)
at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:700)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96)
at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:633)
at com.dhcc.bpm.processdef.assign.assignrule.cache.ignite.ActivityAssignRuleCacheManagerImpl$$EnhancerBySpringCGLIB$$516ca41b.initActivityAssignRuleCache(<generated>)