EQA1616E The result of invoking the GRAPHIC built-in function must not require more than 16383 DBCS characters.
Explanation
GRAPHIC(x,y) is illegal if y > 16383, and GRAPHIC(x) is illegal if length(CHAR(X)) > 16383.
GRAPHIC(x,y) is illegal if y > 16383, and GRAPHIC(x) is illegal if length(CHAR(X)) > 16383.