Attempted to access watermark(90,1); index out of bounds because size(water​mark)=[89,​133]. Error in U (line 79) watermarkedimage(row, column)=bi​tset(origi​nalimage(r​ow, column), bitToSet, watermark(row, column));

i am getting this error how to reduce grayscale image size

[Geoff Hayes]

shivu - the error message is telling you exactly what is wrong. The image is of dimension 89x133 but your code is trying to access the 90th row. Why is your code trying to do this?

[shivu P]

solutions to this answer how to modify the code

[Walter Roberson]

Have you considered the possibility of showing us the code you are working with?