Patch Request REST API Time Entry Issue "Access to XMLHttpRequest has been blocked by CORS policy"

Products

• Clarity PPM On Premise
• Clarity PPM SaaS

Issue/Introduction

The company is using the call PATCH for time entries.  There is a CORS error:

Access to XMLHttpRequest at 'https://server/ppm/rest/v1/timesheets/15441873/timeEntries/43311448' from origin 'http://localhostxxxxx' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource

Resolution

1. Review the origin mentioned in the error and address accordingly 
2. Check CORS KB for full details on the commands : How to Set up CORS in Clarity

In this example particular example, the 'http://localhostxxxxx' should be removed by issuing the following commands:

• admin system-options -delete CORS_ALLOW_ORIGIN
• admin system-options -add CORS_ALLOW_ORIGIN '<https://server>'
• service stop start app