Diagnosis
No regression coefficients could be read for the characteristiccombination &V1&.
This can have the following reasons:

• Model training has not yet been performed for this characteristic
combination.

• Model training for this characteristic combination has been carried out.
The data basis was not sufficient to determine the regressioncoefficients.

System Response
Processing is cancelled.

Procedure
Perform model training for characteristic combination &V1& or make surethat no regression coefficients are determined for this characteristiccombination.