See the error below. I am the confluence / JIRA admin. I am not sure the cause of this error.
Cause
com.atlassian.crowd.exception.runtime.OperationFailedException
at com.atlassian.crowd.embedded.core.CrowdServiceImpl.convertOperationFailedException(CrowdServiceImpl.java:922)
caused by: com.atlassian.crowd.integration.rest.service.CrowdRestException: org.springframework.transaction.CannotCreateTransactionException: Could not create DirContext instance for transaction; nested exception is org.springframework.ldap.AuthenticationException: [LDAP: error code 49 - 80090308: LdapErr: DSID-0C09042F, comment: AcceptSecurityContext error, data 533, v2580]; nested exception is javax.naming.AuthenticationException: [LDAP: error code 49 - 80090308: LdapErr: DSID-0C09042F, comment: AcceptSecurityContext error, data 533, v2580]
at com.atlassian.crowd.integration.rest.service.RestExecutor$MethodExecutor.throwError(RestExecutor.java:656)