Apparently the plugin works fine and it creates the folder in QC, where its specified with Test Folder and Test set Folder fields.

The problem is that it is not creating testset and always give me the same error:

INFO: 'Upload test result to ALM' Post Build Step is being invoked.
INFO: 1 test result file found.
INFO: Start to upload /jenkinsm/data/jobs/JenkinsTest/builds/22/htmlreports/HTML_Report/TEST-features-JenkinsTest.xml
INFO: Start to parse file: /jenkinsm/data/jobs/JenkinsTest/builds/22/htmlreports/HTML_Report/TEST-features-JenkinsTest.xml
INFO: parse resut file succeed.
INFO: Start to login to ALM Server.
Logged in successfully to ALM Server http://XXXXX/qcbin/ using YYYY
INFO: Checking test folder...
INFO: Checking testset folder...
INFO: Uploading ALM Entities...
Failed to create Entity:test-sets:parent-id=105name=JenkinsTest Testsubtype-id=hp.qc.test-set.external
INFO: Uploaded /jenkinsm/data/jobs/JenkinsTest/builds/22/htmlreports/HTML_Report/TEST-features-JenkinsTest.xml.
INFO: 'Upload test result to ALM' Completed.