The answer to 'flat roof clogged gutters' is that clogged gutters on a flat roof can cause serious issues like water damage, leaks, and even roof collapse. Common causes include leaves, twigs, debris, and ice buildup. Symptoms include overflowing water, sagging gutters, and staining on the exterior walls.
The best solution is to regularly clean and maintain your gutters, at least twice a year. This is usually a DIY task, but if your gutters are very high or you're not comfortable working on a ladder, it's best to hire a professional roofing contractor. They can also inspect your roof and gutters for any underlying issues that need to be addressed.