This message means that a function code has been encountered that does not have the normal number of inputs. We have encountered this in the case of Ladder files. We have found this situation where there is a mismatch of .LAD file versions.
--Scanning LAD file 30603.LAD Unused extra inputs for Module 3,06,03 Block 203 FC 151: found 6, used 4.
This error can be built directly into Hyperview. For more information, see the article Building error reports into the M14.
Source: GNP