message: disable setvalue on customhtml params
diff: @@ -63,6 +63,10 @@ WiFiManagerParameter::~WiFiManagerParameter() {
  }
  void WiFiManagerParameter::setValue(const char *defaultValue, int length) {
  + if(!_id){
  + // Serial.println("cannot set value of this parameter");
  + return;
  + }
  _length = length;
  int deflength = strlen(defaultValue); // length actual
  // use the defult length if it's longer,
  