Sometimes the time is not right for your message to be heard. Sometimes being great is not enough. The right stars must come into alignment. External conditions must be right for your message to be heard. People may like you, but the real recognition may not yet be forthcoming.
History is replete with figures who went not just through slumps, but years of practical exile or relegation to obscurity. But eventually, talent and quality will tell. The key is to endure the hardship of the Wilderness Years.