Error: 'Unable to Communicate to the PPM server...' known issues

Products

• Clarity PPM On Premise
• Clarity PPM SaaS

Issue/Introduction

A master list of known issues related to error:

Unable to Communicate to the PPM server. Please try again and if the problem persists contact your system administrator.

Resolution

General

• "Unable to Communicate to the PPM server" Intermittently Post SSO implementation - due to Load Balancer, Reverse Proxy or Timeout issues
• Error: "Unable to communicate to the PPM server" when gel scripts are running
• Unable to communicate to the PPM server due to Network issues
• Unable to connect / white screen / error "Unable to communicate..." - Using Traceroute to resolve

Resource Assignment

• Assign Resource on Tasks - poor performance and error "Unable to communicate

Browser Specific

• 'Unable to communicate to the PPM server' errors after updating Chrome to 83.0.4103.61

Known Defects

• Changing an action item status causes a system error / performance issue - fixed in 15.5

Additional Information

This is not an all inclusive list, see also KB: Known Clarity issues: Tips in using Self Service