String Concatenation ? [solved]

Forum 2005-2010 (read only) General Frequently-Asked Questions
2

I've tried with an sprintf()

  sprintf(combo,"%s%d%s", "Poeme ", Poeme, "ligne 1");
  printStringLCD(combo);

No error but doesn't work anymore.
Nothing on LCD and Arduino led on pin13 Blink (on each main loop i suppose)
???