QR Code is designed to withstand a lot of “customization”–hence the owner’s logo in the data section of the symbol. But it cannot survive fixed pattern damage such as the modified position targets.
You will see, the HRI is displayed as mirror-image). In application with high temperatures (about 1250°C) such a minor failure could turn-out as a complete disaster. The trouble here was, that the operator applied the wet slide-label flipped over.