Users that log into the TPAM appliance with a Active Directory user ID that has an expired password are prompted to change the password. Even though the old password, and new password are entered correctly TPAM display the below error:
"You password change operation has failed. Failed. 1787"
However, the users AD password is successfully changed.
Use a specific Domain Controller FQDN name or IP address when configuring WinAD config under /admin | External Authentication | WinAD Config | Server Address