Common mistakes to avoid in WSO2 API Manager - "ERROR - APIAuthenticationHandler API authentication failure" for a API call with valid access token
In the third post of the common mistakes to avoid in WSO2 Carbon platform blog series, I'm going to look at another frequently raised question. I have been struggling to get rid of this issue for few hours recently and figured out the fix by consulting one of my colleagues, Nuwan Let's look at the problem in detail. Problem Suppose I'm calling a REST API hosted in WSO2 API Manager with a set of query parameters as shown below. GET http://192.168.1.10:8280/qa/1.0/GetData?name=charitha&city=colombo HTTP/1.1 In order to match with the GET URL/query parameters, I define the url-pattern in API publisher as shown below. Note**** We cannot define a uri-template in API publisher UI in the latest version of API Manager (At the time of writing, it is API Manager 1.6.0). However, the specified url-pattern, /GetData/* does not match with the request URL since my API call contains a set of query parameters. Thus, I open the API configuration file which