What Should I Do If I Can't Connect to My RDS for PostgreSQL Instance?
Error message: FATAL: Invalid username/password,login denied.
Error cause: The username or password of the RDS DB instance is incorrect.
Solution: Check whether the username or password is correct. If you are not sure, view the username and reset the password on the RDS console.
![](https://support.huaweicloud.com/eu/das_faq/public_sys-resources/notice_3.0-en-us.png)
Changing the password may affect services.
Connection Management (Development Tool) FAQs
- What Should I Do If I Can't Connect to My DB Instance Due to Insufficient Permissions?
- What Should I Do If I Can't Connect to My RDS for MySQL Instance?
- What Should I Do If I Can't Connect to My ECS (MySQL) Instance?
- What Should I Do If I Can't Connect to My RDS for PostgreSQL Instance?
- What Should I Do If I Can't Connect to My ECS (PostgreSQL) Instance?
- What Should I Do If I Can't Connect to My DDS Instance?
- What Should I Do If I Can't Connect to My DDM Instance?
- How Do I View and Modify ECS Security Group Rules?
- How Do I View and Modify Firewall Rules?
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