The answer to 'retaining wall installation dying' is that a failing retaining wall can be caused by a variety of issues, including improper installation, poor drainage, soil erosion, and weather damage. Symptoms may include cracks, leaning, or bulging in the wall, as well as pooling water or soil buildup behind it.
In many cases, the best solution is to consult a professional landscaper or structural engineer. They can assess the root cause of the problem and recommend the appropriate repairs, which may involve rebuilding the wall, improving drainage, or reinforcing the structure. DIY repairs are possible for minor issues, but it's important to follow best practices to ensure the wall's long-term stability and safety.