How to say we failed to reach an agreement How do I convey that two parties were unable to come to terms on a given issue?

For example in English we can say this in a variety of different ways:

We failed to reach an agreement on plans for dinner.

We were unable to finalize the decision on how many employees to lay off

We were unable to come to terms on how to split the profit.

We could not agree on how to proceed with this issue.
failed to reach an agreement
--for bussiness,we say"无法达成共识" or "协商失败"
--for daliy life ,we say"说不通” or“沟通失败”