If the admin password of Aria Operations for Logs (AO4L) is changed from SDDC Manager, the Aria Operations (AOps) is unable to connect to AO4L. The below logs are displayed in /var/log/vmware/vcf/operationsmanager/operationsmanager.log:
2023-08-10T16:49:56.483+0000 DEBUG [vcf_om,d958bd81c32690e3,371c] [c.v.v.secure.http.HttpClientService,om-exec-23] Making request: POST https://hostname-22:9543/api/v1/sessions
2023-08-10T16:49:56.682+0000 DEBUG [vcf_om,d958bd81c32690e3,371c] [c.v.v.secure.http.HttpClientService,om-exec-23] Received response: for POST request with host: Hostname-22, port: 9543, isSecure: true, path: /api/v1/sessions, queryParamMap: null, headers: {Accept=application/json, Content-Type=application/json}
2023-08-10T16:49:56.682+0000 DEBUG [vcf_om,d958bd81c32690e3,371c] [c.v.v.secure.http.HttpClientService,om-exec-23] Response Body: {"errorMessage":"Invalid credentials or account is locked.","errorCode":"FIELD_ERROR"}
Unlock the AO4L admin account by running the below command on the AO4L server (Refer to KB 339878):
/usr/lib/loginsight/application/sbin/li-reset-admin-passwd.sh --unlockAdmin
Next, log in to Aria operations UI and update the new Aria Operations for Logs password.
Note: This problem applies to all the VCF 5.1.x or older versions.