Dashboard access denied

Hi and Merry Christmas,

I have an issue with the plugin, from the moment I activate it, it no longer lets me view the dashboard so I can not change any setting of the plugin. going to the admin dashboard would redirect me back to the main page. the only way around the issue is to delete the plugin from the host directory.
is there any way that I can fix this, I have already checked it on the website and localhost. the problem exists in both