The 2020 quarter has several different designs depending on the specific release. However, there are no known major errors or varieties for the 2020 quarters at this time. Minor errors such as die cracks, doubled dies, or other minor variations can sometimes occur, but they are typically not as valuable as major errors or varieties. If you think you may have found an error on a 2020 quarter, it is best to have it authenticated and graded by a reputable coin grading service to determine its true value.