While creating a html website and using JavaScript to connect to a SharePoint site, we are trying to upload and view a png/img attachment from an input type=file tag.

When we hit submit on our html website to submit the form and the attached img/png, we can look back in the Nintex form viewer to see attachments or files from that submission.

Unfortunately, this is what keeps happening when we try to click on a png/img from Nintex forms viewer.

Onclick:

After click:

We are able to save this picture as option, but when we load it in a different application, this error pops up.

Any help is greatly appreciated!