['I was disappointed by my manager when he told that I will probably get my promotion next year (not this year)', 'Ugh.. that seems like forever away.. can you try to get it sooner?', 'No, I tried everything. It is like betrayed me.']
Maybe consider looking for a new job in the meantime? Never hurts to stay ahead..
I was disappointed by my manager when he told that I will probably get my promotion next year (not this year)