Kindly help me to resolve this issue
Retrieving all groups from user registry 'ldap-ad1'
alfresco_1 | 2021-07-13 09:50:50,114 ERROR [security.sync.ChainingUserRegistrySynchronizer] [main] Synchronization aborted due to error
alfresco_1 | org.alfresco.error.AlfrescoRuntimeException: 06130018 Error during LDAP Search. Reason:domain:389
alfresco_1 | at org.alfresco.repo.security.sync.ldap.LDAPUserRegistry.processQuery(LDAPUserRegistry.java:1346)
alfresco_1 | at org.alfresco.repo.security.sync.ldap.LDAPUserRegistry.getGroups(LDAPUserRegistry.java:714)
alfresco_1 | at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer.syncWithPlugin(ChainingUserRegistrySynchronizer.java:993)
alfresco_1 | at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer.synchronizeInternal(ChainingUserRegistrySynchronizer.java:739)
alfresco_1 | at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer.access$15(ChainingUserRegistrySynchronizer.java:474)
alfresco_1 | at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer$7.doWork(ChainingUserRegistrySynchronizer.java:2138)
alfresco_1 | at org.alfresco.repo.security.authentication.AuthenticationUtil.runAs(AuthenticationUtil.java:602)
alfresco_1 | at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer.onBootstrap(ChainingUserRegistrySynchronizer.java:2132)
alfresco_1 | at org.springframework.extensions.surf.util.AbstractLifecycleBean.onApplicationEvent(AbstractLifecycleBean.java:56)
alfresco_1 | at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer.onApplicationEvent(ChainingUserRegistrySynchronizer.java:2495)
alfresco_1 | at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:176)
alfresco_1 | at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:169)
alfresco_1 | at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:143)
alfresco_1 | at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:131)
alfresco_1 | at org.alfresco.repo.management.subsystems.ChildApplicationContextFactory$ChildApplicationContext.publishEvent(ChildApplicationContextFactory.java:569)
alfresco_1 | at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:943)
alfresco_1 | at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:591)
alfresco_1 | at org.alfresco.repo.management.subsystems.ChildApplicationContextFactory$ApplicationContextState.start(ChildApplicationContextFactory.java:824)
alfresco_1 | at org.alfresco.repo.management.subsystems.AbstractPropertyBackedBean.start(AbstractPropertyBackedBean.java:1098)