Fix possibleValuesProvider - first it shows a text field and later a combobox
If you create a possibleValuesProvider e.g like this
node Activity {
@possibleValuesProvider("info.scce.cinco.product.flowgraph.provider.NameProvider")
attr EString as name
}
in the running instance the attribute name will created as a text field first and later as a combobox:
Before:
After: