What is the main conflict between kafka and his father in letter to his father?

The main conflict between Kafka and his father in "Letter to His Father" is the perceived emotional distance and authoritarian nature of the father, which Kafka felt had a significant impact on his self-esteem, confidence, and mental well-being. The letter serves as a form of catharsis for Kafka as he attempts to articulate his feelings of inadequacy, resentment, and lack of approval from his father. Their strained relationship is characterized by a deep-seated sense of unmet expectations, disappointment, and unresolved tension.