problems creating user tokens in snadbox

[ricsim_1271]

Just created a new sandbox API application ID and created two new sandbox users but whne I try to click get token for users it fails and says contact web administrator

please see screenshot in link

https://drive.google.com/file/d/1PB-6V7karDX6oPvQuCpDoK8DvcudYxru/view?usp=sharing

Is it a problem with the page?