A partner refuses to follow basic firmwide rules and procedures. The other partners find this tremendously irritating. A managing partner cannot manage. If the other partners don't address the problem, it will only get worse. A rainmaker distrusts the work of the other partners and will not act as part of a team or delegate work.
Partners have a long-standing disagreement about partner retirement.
Some partners are nearing retirement, and this issue will make for bitter and divisive relations if it is not resolved. A firm has a seniority-based partner compensation system. Many partners find this frustrating. Often, it is communication problems that lead to the partner-relations problems. Communication refers to partners sitting down, face to face, sharing opinions, updating each other on various activities of interest and working together to resolve issues and problems.