ambiguous overload for operator

[pplanel]

Basic Infos

Hardware

WiFimanager Branch/Release: Master

Esp8266/Esp32:

Hardware: esp01

Core Version: 2.4.0, staging

Description

On building the firmware 2 problems occour related to ambiguous overload for operator.

Opened a PR ( #1344 ) that fixes the problem on my environment, would appreciate guidance to generalize and get to know better the decisions on that scope.
Thanks

Settings in IDE

Module:
toolchain-xtensa@~2.100100.200706
framework-arduinoespressif8266@https://github.com/esp8266/Arduino.git

Additional libraries:

Sketch

#BEGIN
#include <Arduino.h>

void setup() {

}

void loop() {

}
#END

Debug Messages

.pio/libdeps/esp01_1m/WiFiManager/WiFiManager.cpp: In member function 'void WiFiManager::handleInfo()':
.pio/libdeps/esp01_1m/WiFiManager/WiFiManager.cpp:1907:19: error: ambiguous overload for 'operator!=' (operand types are 'String' and 'int')
 1907 |     if(infoids[i] != NULL) page += getInfoData(infoids[i]);
----
.pio/libdeps/esp01_1m/WiFiManager/WiFiManager.cpp: In member function 'boolean WiFiManager::validApPassword()':
.pio/libdeps/esp01_1m/WiFiManager/WiFiManager.cpp:3230:19: error: ambiguous overload for 'operator==' (operand types are 'String' and 'int')
 3230 |   if (_apPassword == NULL) _apPassword = "";

[tablatronix]

reverting

2.3.0 esp8266
error: 'class String' has no member named 'isEmpty'