Yes similar experience querying gpt about lesser known frameworks. Had o1 stone cold hallucinate some non existent methods I could find no trace of from googling. Would not budge on the matter either. Basically you have to provide the key insight yourself in these cases to get it unstuck, or just figure it out yourself. After its dug into a problem to some degree you get a feel for whether continued prompting on the subject is going to be helpful or just more churn