Error using plot Not enough input arguments.
it.mathworks.com › matlabcentral › answersAug 10, 2021 · Possibly, you navigated in the input file gui and the file you selected isn't in the default directory and since you didn't return the selected directory optional output argument, and use it to address the file in readtable, maybe it didn't find the file -- although I'd think that would be different message of "file not found" ilk.