What is the error code M129 in KM-ASSYM2-05?
Answer: M129 represents a "Product Marker 1 point photo failed" error in a KM-ASSYM2-05 error code.
The solution for M129-Product Marker 1 point photo failed error is to check if the product marker has been moved or deleted from its original location. If the marker is missing, you can manually add it back by following the steps