Found the "better traceable mess" expected in a previous commit. Added proper checks in callers of YPixmap::replicate(...).
Found the "better traceable mess" expected in a previous commit. Added proper checks in callers of YPixmap::replicate(...).

jinn-alt/icewm,dicej/icewm,jinn-alt/icewm,dicej/icewm,bedna-KU/icewm,bedna-KU/icewm,dicej/icewm,bedna-KU/icewm,jinn-alt/icewm,dicej/icewm