Please regard the following general remarks, concerning the creation of entries in Values to be set.
View Control
View / Groups
Multiple values for same field in a value group
Material Master Data Maintenance MVIEW:MMS
Field Values
Missing Key Fields
Characteristic Values
View Control
Dependency
Material master views are always defined by all fields in a dependency.
This is especially important regarding option „Only create new views…". If a view does not yet exist for a field, the view control will be running completely. This may cause a value setting in another view, based on this dependency, which is still an initial value (already existing values will not be overwritten).
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