I really must be a terrible tactician.
I come up with a plan, I execute it, it was inneffective, I reflect, I can't see what I did wrong...
I come up with a plan, I execute it, it was inneffective, I reflect, I can't see what I did wrong...
Bummer. :-(
A different and better question is where things deviated from your expectations. (You can be right and still not succeed, after all.)