You could modify this at screen level:
> SE80: Program: RM07II31
> Display
> Double click on Screens
> Double click on 1000
> Element List
> "Special attr." tab
> Scroll down to "INVNU"
> Change the "Input Value" to "Required"
You could modify this at screen level:
> SE80: Program: RM07II31
> Display
> Double click on Screens
> Double click on 1000
> Element List
> "Special attr." tab
> Scroll down to "INVNU"
> Change the "Input Value" to "Required"