Assignment error when loading cvs file

I'm trying to load a cvs .txt file into an array:

data = csvread('ex1data2.txt');

but I get the following error:

% code
Error: File: ex1_multi.m Line: 134 Column: 6
The expression to the left of the equals sign is not a valid target for an assignment.
end

[KSSV]

How your txt file is?

[Nima Rezaeian]

It's a comma-value separated .txt file.

Answer 1

[Walter Roberson]

You have a problem with your previous line, such as a missing ]

[Nima Rezaeian]

Thanks, it worked.