The terminal operator has pressed a function
key in response to a screen displayed by the CINT or CINC transaction,
but the function key was not valid for that screen.The function key is ignored.Use the correct function key.CIUA00HC, CIUA000C, CIUA100C, CIUA150C,
CIUA200C, CIUA240C, CIUA250C, CIUA260C, CIUA300C, CIUA400C,
CIUA410C, CIUA420C, CIUA440C, CIUA900C, CIUACM00,
CIUACM10, CIUACM20, CIUACM30, CIUACM40.