For example, consider a MAT-file with variables height, width, and length. If you load these variables in a function such as findVolume, MATLAB interprets the reference to length as a call to the MATLAB length function, and returns an error. function vol = findVolume(myfile) load(myfile); vol = height * width * length; end. Error using length Not enough input arguments.
This is an inflammation of the esophagus that causes swelling and makes it more difficult to swallow. When food gets stuck, itâs called an esophageal bolus impaction. How can I tell that food is stuck in my esophagus? It occurs while eating a meal. You may experience pressure in your chest.
There are two types of problems that can make it hard for food and liquids to travel down your esophagus: 1  The muscles and nerves that help move food through the throat and esophagus are not working right.2  This can happen if you have: 3  Had a stroke or a brain or spinal cord injury. When stomach acid backs up regularly into your esophagus, it can cause ulcers in the esophagus, which can then cause scars to form. 2  These scars can make your esophagus narrower. 3  Esophagitis. 4  This is inflammation of the esophagus.