Epistemic (our justifed belief) self-doubt is the special case where what we doubt is our ability to achieve an epistemically favorable state
 

Given our obvious fallibility, epistemic self-doubt seems a natural thing to engage in, and there is definitely nothing logically problematic about doubting someone else’s competence to judge. 

However when we turn such doubt on ourselves, incoherence seems to threaten because one is using one’s judgment to make a negative assessment of one’s judgment

How to resolve this inner conflict?  involved in such a judgment of a judgement,

should one’s initial judgment 'I am fine OK; or one’s doubt 'well I am not really OK, should win, and why.