void loop() {
    Serial.println("hello!! 1 ");

  char * ftp_server_c;
  char * ftp_user_c;
  char * tp_pass_c;


   Serial.println(ftp_server);

  // strcpy (ftp_user_c, ftp_user.c_str());  - NOPE:
  // ftp_server_c = ftp_server.c_str(); - NOPE

  ftp_server_c =  ftp_server; // ofcourse NOPE

    Serial.println("hello!! 1.1 ");

  strcpy (ftp_user_c, ftp_user.c_str());
  strcpy (tp_pass_c, ftp_pass.c_str());

      Serial.println(ftp_server_c);
      Serial.println(ftp_user_c);
      Serial.println(tp_pass_c);

doFUN();

}