getting 401 exception when trying to invoke SYSVIEW REST API.

Products

• DX Application Performance Management

Issue/Introduction

How can we find out what is causing this error

HTTP RESPONSE CODE = 500 Unable to invoke SYSVIEW REST API.

 Oct 18 15:25:36 ÝC¨ - callApi                          : rc = 8 : rs = 72 : ext rs = -15728631  
Oct 18 15:25:36 ÝC¨ - callApi                          : rc = 8 : rs = 72 : ext rs = -15728631  
Oct 18 15:25:36 ÝC¨ - callApi                          : rc = 8 : rs = 72 : ext rs = -15728631  
Oct 18 15:25:36 ÝC¨ - callApi                          : rc = 8 : rs = 72 : ext rs = -15728631  
Oct 18 15:25:36 ÝC¨ - callApi                          : rc = 8 : rs = 72 : ext rs = -15728631  

Resolution

The userid SYSMON needed read access the the racf class appl and the applid which sysvapps used. Everything appears to be working now.