Intermittent Errors while executing the test scenario

[prabhu0505]

Getting below two errors intermittently while executing the scenario. Pls share your thoughts.

Error 1:

Connect failed after 2 attempts. ---> LicenseAccessDenied [Fatal]: Access to the app is denied: NoAvailableAccessType
Connect failed after 2 attempts. ---> NoEngineAvailable [Fatal]:

Error 2:
Invalid parameters [8]:Invalid parameters(Invalid Match index)

Environment:

Single box environment

Version: Sep 2018

Only 25% of the tokens are used even after running this load test