matlab - Needed Help regarding vehicel number plate detection? -


i trying add number taken in 

fid = fopen('noplate.txt', 'wt');  % portion of code writes number plate     fprintf(fid,'%s\n',noplate);       % text file, if executed notepad file     fclose(fid);                     % name noplate.txt open number plate written.     winopen('noplate.txt')

but getting error 

error using fprintf invalid file identifier.  use fopen generate valid file identifier.  error in numberplateextraction (line 52)     fprintf(fid,'%s\n',noplate);      % text file, if executed notepad file

can body me out???


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