If the internal parts look clear, the clog is likely further down the line in the drain hose. This is the tube that carries water from the dishwasher to your sink drain or garbage disposal.
If the hose was clear and the clog is deeper or minor, try a chemical reaction to break it up. how to drain a clogged dishwasher
If the water returns immediately after you bail it out, the clog is in the or sink connection . You’ll likely need to disconnect the drain hose and flush it out with water in a bucket or tub. If the internal parts look clear, the clog
To get to the root of the clog, you must first clear the "lake" inside. If the water returns immediately after you bail
If you have tried all these steps and the dishwasher still will not drain, the issue may be a broken drain pump or a faulty solenoid, requiring professional service.