Program logic bugs vs input/environmental errors

[Steven Schveighoffer via Digitalmars-d]

On 10/1/14 3:27 PM, Jacob Carlborg wrote:
> On 2014-09-29 17:13, Steven Schveighoffer wrote:
>
>> Is it? I can think of cases where it's programmer error, and cases where
>> it's user error.
>
> When would it be a user error?
>

./progThatExpectsFilename ""

-Steve