ProgramaBusqueda::ProgramaBusqueda()
{
	CtrlLayout(*this, "Busqueda");
	
...
	//leyendo archivo configuracion
	ifstream archivo_config( "config" );              // This file doesn't exist. No error check
	string str_temp;
		//leyendo primera linea (color rojo)      // This indentation is not justified?
		getline (archivo_config, str_temp);       // The file is read even if it is not opened
		bg_rojo.SetData(stoi(str_temp));          // stoi() throws an exception as str_temp is empty. No catch catches this exception. Program crashes.