I CAN'T UPLOAD PHOTOS ANYMORE

ERROR COME OUT THIS WHEN I UPLOAD PHOTOS...

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There were errors during upload.
The following images were not uploaded.
IMG_1143_resize.JPG : You have exceeded your total photo upload quota.
IMG_1150_resize.JPG : This image was skipped because of other upload errors.
IMG_1151_resize.JPG : This image was skipped because of other upload errors.
IMG_1152_resize.JPG : This image was skipped because of other upload errors.
IMG_1173_resize.JPG : This image was skipped because of other upload errors.
We're sorry, but you have exceeded your photo upload quota. For more information, check out this Blogger help page.