Welcome to the Earthdata Forum! Here, the scientific user community and subject matter experts from NASA Distributed Active Archive Centers (DAACs), and other contributors, discuss research needs, data, and data applications.
Can you do SeaDAS-Toolbox -> Software & System Info, and post the results here?
Please share the filename of L1A and L2. Did you run l2gen with GUI or command line? Did you use the default settings of l2gen? Did you use the ancillary data?