Configuration error

What does A01028 mean?

The downloaded parameterization file is incompatible with the currently installed module type (e.g., different Order No. or MLFB). This means the configuration settings do not match the hardware, preventing correct operation. Operating with an incompatible configuration can lead to erratic behavior or inability to start.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   Save the newly loaded parameters to non-volatile memory by setting parameter p0971 = 1 to ensure they persist after power cycles.