IdStory Identity Manager

IdM Version 8.1.2
I'm trying to cancel provisioning batch on around 14k operations, but long running task is failing.
Deleting one by one is possible as well as when I select up to 100 operations, but cancelling full batch always throw this error:

org.springframework.dao.InvalidDataAccessApiUsageException: The given id must not be null!; nested exception is java.lang.IllegalArgumentException: The given id must not be null!
    at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:384)
    at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:227)
    at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:436)
    at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:59)
    at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:213)
    at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:147)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
    at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:131)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
    at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
    at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:208)
    at com.sun.proxy.$Proxy208.findOne(Unknown Source)
    at eu.bcvsolutions.idm.core.api.service.AbstractReadDtoService.getEntity(AbstractReadDtoService.java:275)
    at eu.bcvsolutions.idm.core.api.service.AbstractReadDtoService.get(AbstractReadDtoService.java:172)
    at eu.bcvsolutions.idm.core.api.service.AbstractReadDtoService$$FastClassBySpringCGLIB$$120a9283.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
    at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:720)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
    at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99)
    at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281)
    at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
    at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:655)
    at eu.bcvsolutions.idm.acc.service.impl.DefaultSysProvisioningBatchService$$EnhancerBySpringCGLIB$$2b408b7c.get(<generated>)
    at eu.bcvsolutions.idm.acc.scheduler.task.impl.CancelProvisioningQueueTaskExecutor.processItem(CancelProvisioningQueueTaskExecutor.java:57)
    at eu.bcvsolutions.idm.acc.scheduler.task.impl.CancelProvisioningQueueTaskExecutor.processItem(CancelProvisioningQueueTaskExecutor.java:28)
    at eu.bcvsolutions.idm.core.scheduler.api.service.AbstractSchedulableStatefulExecutor.processCandidate(AbstractSchedulableStatefulExecutor.java:168)
    at eu.bcvsolutions.idm.core.scheduler.api.service.AbstractSchedulableStatefulExecutor.executeProcess(AbstractSchedulableStatefulExecutor.java:138)
    at eu.bcvsolutions.idm.core.scheduler.api.service.AbstractSchedulableStatefulExecutor.process(AbstractSchedulableStatefulExecutor.java:58)
    at eu.bcvsolutions.idm.core.scheduler.api.service.AbstractSchedulableStatefulExecutor.process(AbstractSchedulableStatefulExecutor.java:46)
    at eu.bcvsolutions.idm.core.scheduler.api.service.AbstractLongRunningTaskExecutor.call(AbstractLongRunningTaskExecutor.java:176)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.springframework.security.concurrent.DelegatingSecurityContextRunnable.run(DelegatingSecurityContextRunnable.java:80)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.IllegalArgumentException: The given id must not be null!
    at org.springframework.util.Assert.notNull(Assert.java:115)
    at org.springframework.data.jpa.repository.support.SimpleJpaRepository.findOne(SimpleJpaRepository.java:224)
    at sun.reflect.GeneratedMethodAccessor550.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.executeMethodOn(RepositoryFactorySupport.java:483)
    at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.doInvoke(RepositoryFactorySupport.java:468)
    at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.invoke(RepositoryFactorySupport.java:440)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
    at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:61)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
    at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99)
    at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281)
    at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
    at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:136)
    ... 31 more