The phrase "to agree a solution" means reaching a mutual understanding or decision on how to solve a problem or resolve an issue between people or parties involved. Full definition
That line - «in the absence of agreed solutions» - might just defer judgement day on the Irish problem until some point in the future. (politics.co.uk)
When couples reach for the law, they are told that they are expected to agree a solution ensuring the children see plenty of both parents. (fatherhoodinstitute.org)
Collaborative Family Law is a process where everyone agrees to work together to create positive, fair, mutually agreed solutions for resolving disputes arising from the breakdown of a relationship. (nocourt.net)