Troubleshooting “CF: ERR Failed to make TCP connection to port 8080: connection refused” Error in Cloud Foundry

Introduction: Encountering the frustrating “CF: ERR Failed to make TCP connection to port 8080: connection refused” error when deploying a Node.js app in Cloud Foundry (CF)? Don’t worry, we’ve got you covered! In this article, we’ll explore the causes behind this error and provide you with practical troubleshooting steps to resolve it. Understanding CF Deployment…

Troubleshooting “Failed to get D-Bus connection: Operation not permitted” in Docker Centos7 Image

Introduction: If you’ve encountered the error message “Failed to get D-Bus connection: Operation not permitted” while trying to install Ambari 2.6 on a Docker Centos7 image, you’re not alone. This error often occurs during the initialization of the PostgreSQL database in the Ambari setup step. In this blog post, we’ll explore the possible causes of…