loading text file in vector columns

i have a text file which is having 8 different colums. i want to load this text file and save the colums as vectors.

filename='111.txt';
a=importdata(filename)

it is giving error.

Error using importdata 
Unable to open file.

Answer 1

[KALYAN ACHARJYA]

May be no file "111.txt" exist in the current working directory.

Please check again & confirm?

exist('111.txt','file')

[ali hassan]

https://www.mathworks.com/matlabcentral/answers/1634985-loading-text-file-in-vector-columns#answer_880720

it exists