misplan       
verb [ I or T ] (also mis-plan) uk/mɪsˈplæn/ us/ˌmɪsˈplæn/ -nn-
 计划出错;误判
to make bad decisions when planning what you are going to do or how you are going to do it
  How did we get in a situation where we misplanned to such an extent?  我们是如何误入歧途到如此地步的? 
 You don’t want to be mis-planning your schedule at such a busy time of year.
 - More examples
 - The event was misplanned and mismanaged.
 - Some aspects of the situation were misplanned.
 - We misunderstood, misplanned, and mismanaged our intentions with arrogant self-delusion.