The image path in the HTML source may be incorrect, or there may be a problem with the image itself.
Please check the items below.

1. Image name or extension
- The original image is "a.jpg", but it may be incorrectly entered as "a.gif" or "b.jpg" in the HTML source.
- Also, in some web browsers, case/lowercase letters and Korean/spacing may not be recognized.
- If possible, please use the file name in English without lowercase letters or spaces.

2.Image path
- The image path on the actual web server is "/img/a.jpg", but in the HTML source it is changed to a different path such as "/image/a.jpg".
???Can be entered.
- Please check the exact image path.

3. File corruption
- Occasionally, part of the image may be damaged due to an unknown error while uploading the image.
- Please check the original image and upload it to the server again.