EDR: Upgrade Fails With PYCURL ERROR 6

Products

• Carbon Black EDR (formerly Cb Response)

Issue/Introduction

EDR upgrade fails with error ""[Errno 14] PYCURL ERROR 6 - "Couldn't resolve host 'URL'"

Environment

EDR: All Supported Versions
RHEL/CentOS: All Supported Versions

Cause

This happens if there is a repo which is not available or cannot be reached

Resolution

1. Find and remove the repo which cannot be reached
2. yum clean all
3. yum upgrade cb-response