Unable to do backup or restore when recovery mode is enabled

Caused by: java.lang.RuntimeException: com.atlassian.crowd.exception.DirectoryNotFoundException: Directory <-2> does not exist
	at com.atlassian.crowd.console.action.admin.Backup.getSynchronisingDirectoryNames(Backup.java:208)
	at com.atlassian.crowd.console.action.admin.Backup.doImportValidation(Backup.java:77)
	at com.atlassian.crowd.console.action.admin.Backup.doImport(Backup.java:129)
	... 156 more
Caused by: com.atlassian.crowd.exception.DirectoryNotFoundException: Directory <-2> does not exist
	at com.atlassian.crowd.dao.directory.DirectoryDAOHibernate.findById(DirectoryDAOHibernate.java:61)
	at com.atlassian.crowd.dao.directory.DirectoryDAOHibernate.findById(DirectoryDAOHibernate.java:26)
	at com.atlassian.crowd.manager.directory.DirectorySynchroniserHelperImpl.findDirectoryById(DirectorySynchroniserHelperImpl.java:85)
	at com.atlassian.crowd.manager.directory.DirectorySynchroniserHelperImpl.isSynchronising(DirectorySynchroniserHelperImpl.java:70)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)

java.lang.ClassCastException: com.atlassian.crowd.manager.recovery.RecoveryModeDirectory cannot be cast to com.atlassian.crowd.model.directory.DirectoryImpl
	at com.atlassian.crowd.migration.DirectoryMapper.exportXml(DirectoryMapper.java:52)
	at com.atlassian.crowd.migration.XmlMigrator.exportXml(XmlMigrator.java:33)
	at com.atlassian.crowd.migration.XmlMigrationManagerImpl.exportXml(XmlMigrationManagerImpl.java:104)
	at com.atlassian.crowd.manager.backup.DefaultBackupManager.backup(DefaultBackupManager.java:73)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
	at com.sun.proxy.$Proxy63.backup(Unknown Source)
	at com.atlassian.crowd.console.action.admin.Backup.doExport(Backup.java:105)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:891)
	at ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1293)