Try alternate MPR formats when a machine rejects the default
When a machine cannot read the platform's MPR correctly, try other supported MPR variants and get a known-working example file from the machine vendor.
When a machine cannot read the platform's MPR correctly, try other supported MPR variants such as 6-sided Homag MPR and Nanxing MPR, which have minor variations.
Also request a known-working example file from the machine vendor for comparison.