v1.9.6 to fix compile error

### Releases v1.9.6

1. Fix compile error for ESP32 core v1.0.5-

README.md

@@ -200,7 +200,7 @@ This [**ESPAsync_WiFiManager** library](https://github.com/khoih-prog/ESPAsync_W
  4. [`ESPAsyncWebServer v1.2.3+`](https://github.com/me-no-dev/ESPAsyncWebServer) for all ESP32/ESP8266-based boards. You have to use the latest [forked ESPAsyncWebServer](https://github.com/khoih-prog/ESPAsyncWebServer) if the PR [Fix compiler error for ESP32-C3 and mbed TLS v2.7.0+ #970](https://github.com/me-no-dev/ESPAsyncWebServer/pull/970) hasn't been merged.
  5. [`ESPAsyncTCP v1.2.2+`](https://github.com/me-no-dev/ESPAsyncTCP) for ESP8266-based boards.
  6. [`AsyncTCP v1.1.1+`](https://github.com/me-no-dev/AsyncTCP) for ESP32-based boards 
- 7. [`ESP_DoubleResetDetector v1.2.0+`](https://github.com/khoih-prog/ESP_DoubleResetDetector) if using DRD feature. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/ESP_DoubleResetDetector.svg?)](https://www.ardu-badge.com/ESP_DoubleResetDetector). Use v1.1.0+ if using LittleFS for EP32.
+ 7. [`ESP_DoubleResetDetector v1.2.1+`](https://github.com/khoih-prog/ESP_DoubleResetDetector) if using DRD feature. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/ESP_DoubleResetDetector.svg?)](https://www.ardu-badge.com/ESP_DoubleResetDetector). Use v1.1.0+ if using LittleFS for EP32.
  8. [`LittleFS_esp32 v1.0.6+`](https://github.com/lorol/LITTLEFS) for ESP32-based boards using LittleFS with ESP32 core v1.0.4-. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/LittleFS_esp32.svg?)](https://www.ardu-badge.com/LittleFS_esp32). **Notice**: This [`LittleFS_esp32 library`](https://github.com/lorol/LITTLEFS) has been integrated to Arduino [ESP32 core v1.0.6+](https://github.com/espressif/arduino-esp32/tree/master/libraries/LITTLEFS) and you don't need to install it if using ESP32 core v1.0.6+
 
 ---
@@ -378,13 +378,26 @@ then connect WebBrowser to configurable ConfigPortal IP address, default is 192.
     // Use LittleFS
     #include "FS.h"
 
-    // The library will be depreciated after being merged to future major Arduino esp32 core release 2.x
-    // At that time, just remove this library inclusion
-    #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS
+    // Check cores/esp32/esp_arduino_version.h and cores/esp32/core_version.h
+    //#if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    #if ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) )
+      #warning Using ESP32 Core 1.0.6 or 2.0.0+
+      // The library has been merged into esp32 core from release 1.0.6
+      #include <LittleFS.h>
+      
+      FS* filesystem =      &LittleFS;
+      #define FileFS        LittleFS
+      #define FS_Name       "LittleFS"
+    #else
+      #warning Using ESP32 Core 1.0.5-. You must install LITTLEFS library
+      // The library has been merged into esp32 core from release 1.0.6
+      #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS
+      
+      FS* filesystem =      &LITTLEFS;
+      #define FileFS        LITTLEFS
+      #define FS_Name       "LittleFS"
+    #endif
 
-    FS* filesystem =      &LITTLEFS;
-    #define FileFS        LITTLEFS
-    #define FS_Name       "LittleFS"
   #elif USE_SPIFFS
     #include <SPIFFS.h>
     FS* filesystem =      &SPIFFS;
@@ -507,8 +520,9 @@ WM_Config         WM_config;
     // Use LittleFS
     #include "FS.h"
 
-    // Check cores/esp32/esp_arduino_version.h
-    #if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    // Check cores/esp32/esp_arduino_version.h and cores/esp32/core_version.h
+    //#if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    #if ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) )
       #warning Using ESP32 Core 1.0.6 or 2.0.0+
       // The library has been merged into esp32 core from release 1.0.6
       #include <LittleFS.h>
@@ -517,7 +531,7 @@ WM_Config         WM_config;
       #define FileFS        LittleFS
       #define FS_Name       "LittleFS"
     #else
-      #warning Using ESP32 Core 1.0.4-. You must install LITTLEFS library
+      #warning Using ESP32 Core 1.0.5-. You must install LITTLEFS library
       // The library has been merged into esp32 core from release 1.0.6
       #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS
       
@@ -2095,7 +2109,7 @@ ESPAsync_wifiManager.setRemoveDuplicateAPs(false);
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.5"
+#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.6"
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
 #define _ESPASYNC_WIFIMGR_LOGLEVEL_    3
@@ -2130,8 +2144,9 @@ ESPAsync_wifiManager.setRemoveDuplicateAPs(false);
     // Use LittleFS
     #include "FS.h"
 
-    // Check cores/esp32/esp_arduino_version.h
-    #if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    // Check cores/esp32/esp_arduino_version.h and cores/esp32/core_version.h
+    //#if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    #if ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) )
       #warning Using ESP32 Core 1.0.6 or 2.0.0+
       // The library has been merged into esp32 core from release 1.0.6
       #include <LittleFS.h>
@@ -2140,7 +2155,7 @@ ESPAsync_wifiManager.setRemoveDuplicateAPs(false);
       #define FileFS        LittleFS
       #define FS_Name       "LittleFS"
     #else
-      #warning Using ESP32 Core 1.0.4-. You must install LITTLEFS library
+      #warning Using ESP32 Core 1.0.5-. You must install LITTLEFS library
       // The library has been merged into esp32 core from release 1.0.6
       #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS
       
@@ -3460,8 +3475,8 @@ This is terminal debug output when running [Async_ConfigOnDRD_FS_MQTT_Ptr_Medium
 
 ```
 Starting Async_ConfigOnDRD_FS_MQTT_Ptr_Medium using LittleFS on ESP32_DEV
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 Config File not found
 Can't read Config File, using default values
 LittleFS Flag read = 0xd0d01234
@@ -3479,8 +3494,8 @@ Opening Configuration Portal. No timeout : DRD or No stored Credentials..
 
 ```
 Starting Async_ConfigOnDRD_FS_MQTT_Ptr_Medium using LittleFS on ESP32_DEV
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 Config File not found
 Can't read Config File, using default values
 LittleFS Flag read = 0xd0d04321
@@ -3567,8 +3582,8 @@ This is terminal debug output when running [Async_ConfigOnDRD_FS_MQTT_Ptr_Comple
 
 ```
 Starting Async_ConfigOnDRD_FS_MQTT_Ptr_Complex using LittleFS on ESP8266_NODEMCU_ESP12E
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 {"AIO_SERVER_Label":"io.adafruit.com","AIO_SERVERPORT_Label":"1883","AIO_USERNAME_Label":"user_name","AIO_KEY_Label":"aio_key"}
 Config File successfully parsed
 LittleFS Flag read = 0xd0d04321
@@ -3607,8 +3622,8 @@ TWWWW WTWWW
 
 ```
 Starting Async_ConfigOnDRD_FS_MQTT_Ptr_Complex using LittleFS on ESP8266_NODEMCU_ESP12E
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 {"AIO_SERVER_Label":"io.adafruit.com","AIO_SERVERPORT_Label":"1883","AIO_USERNAME_Label":"user_name","AIO_KEY_Label":"aio_key"}
 Config File successfully parsed
 LittleFS Flag read = 0xd0d01234
@@ -3697,8 +3712,8 @@ This is terminal debug output when running [Async_ConfigOnDoubleReset](examples/
 
 ```cpp
 Starting Async_ConfigOnDoubleReset with DoubleResetDetect using SPIFFS on ESP32_DEV
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 [WM] RFC925 Hostname = ConfigOnDoubleReset
 [WM] setSTAStaticIPConfig for USE_CONFIGURABLE_DNS
 [WM] Set CORS Header to :  Your Access-Control-Allow-Origin
@@ -3756,8 +3771,8 @@ This is terminal debug output when running [Async_ConfigOnDoubleReset](examples/
 
 ```cpp
 Starting Async_ConfigOnDoubleReset with DoubleResetDetect using LittleFS on ESP8266_NODEMCU_ESP12E
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 [WM] RFC925 Hostname = ConfigOnDoubleReset
 [WM] setSTAStaticIPConfig for USE_CONFIGURABLE_DNS
 [WM] Set CORS Header to :  Your Access-Control-Allow-Origin
@@ -3816,8 +3831,8 @@ This is terminal debug output when running [Async_ESP_FSWebServer_DRD](examples/
 
 ```cpp
 Starting Async_ESP_FSWebServer_DRD using LittleFS on ESP8266_NODEMCU_ESP12E
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 Opening / directory
 FS File: CanadaFlag_1.png, size: 40.25KB
 FS File: CanadaFlag_2.png, size: 8.12KB
@@ -3894,8 +3909,8 @@ This is terminal debug output when running [Async_ESP32_FSWebServer_DRD](example
 
 ```
 Starting Async_ESP32_FSWebServer_DRD using LittleFS on ESP32_DEV
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 FS File: /CanadaFlag_1.png, size: 40.25KB
 FS File: /CanadaFlag_2.png, size: 8.12KB
 FS File: /CanadaFlag_3.jpg, size: 10.89KB
@@ -4005,8 +4020,8 @@ This is terminal debug output when running [Async_ConfigOnDoubleReset](examples/
 
 ```
 Starting Async_ConfigOnDoubleReset using LittleFS on ESP32S2_DEV
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 ESP Self-Stored: SSID = HueNet1, Pass = 12345678
 [WM] * Add SSID =  HueNet1 , PW =  12345678
 Got ESP Self-Stored Credentials. Timeout 120s for Config Portal
@@ -4042,8 +4057,8 @@ This is terminal debug output when running [Async_ConfigOnDoubleReset_TZ](exampl
 
 ```
 Starting Async_ConfigOnDoubleReset_TZ using LittleFS on ESP32_DEV
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 ESP Self-Stored: SSID = HueNet1, Pass = password
 [WM] * Add SSID =  HueNet1 , PW =  password
 Got ESP Self-Stored Credentials. Timeout 120s for Config Portal
@@ -4086,8 +4101,8 @@ Local Date/Time: Sat May  1 00:17:30 2021
 
 ```
 Starting Async_ConfigOnDoubleReset_TZ using LittleFS on ESP32_DEV
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 ESP Self-Stored: SSID = HueNet1, Pass = password
 [WM] * Add SSID =  HueNet1 , PW =  password
 Got ESP Self-Stored Credentials. Timeout 120s for Config Portal
@@ -4133,8 +4148,8 @@ This is terminal debug output when running [Async_ESP_FSWebServer_DRD](examples/
 
 ```
 Starting Async_ESP_FSWebServer_DRD using LittleFS on ESP8266_NODEMCU_ESP12E
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 Opening / directory
 FS File: drd.dat, size: 4B
 FS File: wifi_cred.dat, size: 334B
@@ -4206,8 +4221,8 @@ Local Date/Time: Sat May  1 03:12:54 2021
 
 ```
 Starting Async_ESP_FSWebServer_DRD using LittleFS on ESP8266_NODEMCU_ESP12E
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 Opening / directory
 FS File: drd.dat, size: 4B
 FS File: wifi_cred.dat, size: 334B
@@ -4265,8 +4280,8 @@ This is terminal debug output when running [Async_ConfigOnDoubleReset_TZ](exampl
 
 ```
 Starting Async_ConfigOnDoubleReset_TZ using SPIFFS on ESP32C3_DEV
-ESPAsync_WiFiManager v1.9.5
-ESP_DoubleResetDetector v1.2.0
+ESPAsync_WiFiManager v1.9.6
+ESP_DoubleResetDetector v1.2.1
 ESP Self-Stored: SSID = HueNet1, Pass = 12345678
 [WM] * Add SSID =  HueNet1 , PW =  12345678
 Got ESP Self-Stored Credentials. Timeout 120s for Config Portal

examples/Async_AutoConnect/Async_AutoConnect.ino

@@ -18,7 +18,7 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.2"
+#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.6"
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
 #define _ESPASYNC_WIFIMGR_LOGLEVEL_    3
@@ -47,8 +47,9 @@
     // Use LittleFS
     #include "FS.h"
 
-    // Check cores/esp32/esp_arduino_version.h
-    #if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    // Check cores/esp32/esp_arduino_version.h and cores/esp32/core_version.h
+    //#if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    #if ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) )
       #warning Using ESP32 Core 1.0.6 or 2.0.0+
       // The library has been merged into esp32 core from release 1.0.6
       #include <LittleFS.h>
@@ -57,7 +58,7 @@
       #define FileFS        LittleFS
       #define FS_Name       "LittleFS"
     #else
-      #warning Using ESP32 Core 1.0.4-. You must install LITTLEFS library
+      #warning Using ESP32 Core 1.0.5-. You must install LITTLEFS library
       // The library has been merged into esp32 core from release 1.0.6
       #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS
 

examples/Async_AutoConnectWithFSParameters/Async_AutoConnectWithFSParameters.ino

@@ -19,7 +19,7 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.2"
+#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.6"
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
 #define _ESPASYNC_WIFIMGR_LOGLEVEL_    3
@@ -50,8 +50,9 @@
     // Use LittleFS
     #include "FS.h"
 
-    // Check cores/esp32/esp_arduino_version.h
-    #if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    // Check cores/esp32/esp_arduino_version.h and cores/esp32/core_version.h
+    //#if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    #if ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) )
       #warning Using ESP32 Core 1.0.6 or 2.0.0+
       // The library has been merged into esp32 core from release 1.0.6
       #include <LittleFS.h>
@@ -60,7 +61,7 @@
       #define FileFS        LittleFS
       #define FS_Name       "LittleFS"
     #else
-      #warning Using ESP32 Core 1.0.4-. You must install LITTLEFS library
+      #warning Using ESP32 Core 1.0.5-. You must install LITTLEFS library
       // The library has been merged into esp32 core from release 1.0.6
       #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS
 

examples/Async_AutoConnectWithFSParametersAndCustomIP/Async_AutoConnectWithFSParametersAndCustomIP.ino

@@ -19,7 +19,7 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.2"
+#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.6"
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
 #define _ESPASYNC_WIFIMGR_LOGLEVEL_    3
@@ -51,8 +51,9 @@
     // Use LittleFS
     #include "FS.h"
 
-    // Check cores/esp32/esp_arduino_version.h
-    #if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    // Check cores/esp32/esp_arduino_version.h and cores/esp32/core_version.h
+    //#if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    #if ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) )
       #warning Using ESP32 Core 1.0.6 or 2.0.0+
       // The library has been merged into esp32 core from release 1.0.6
       #include <LittleFS.h>
@@ -61,7 +62,7 @@
       #define FileFS        LittleFS
       #define FS_Name       "LittleFS"
     #else
-      #warning Using ESP32 Core 1.0.4-. You must install LITTLEFS library
+      #warning Using ESP32 Core 1.0.5-. You must install LITTLEFS library
       // The library has been merged into esp32 core from release 1.0.6
       #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS
 

examples/Async_AutoConnectWithFeedback/Async_AutoConnectWithFeedback.ino

@@ -18,7 +18,7 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.2"
+#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.6"
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
 #define _ESPASYNC_WIFIMGR_LOGLEVEL_    3
@@ -47,8 +47,9 @@
     // Use LittleFS
     #include "FS.h"
 
-    // Check cores/esp32/esp_arduino_version.h
-    #if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    // Check cores/esp32/esp_arduino_version.h and cores/esp32/core_version.h
+    //#if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    #if ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) )
       #warning Using ESP32 Core 1.0.6 or 2.0.0+
       // The library has been merged into esp32 core from release 1.0.6
       #include <LittleFS.h>
@@ -57,7 +58,7 @@
       #define FileFS        LittleFS
       #define FS_Name       "LittleFS"
     #else
-      #warning Using ESP32 Core 1.0.4-. You must install LITTLEFS library
+      #warning Using ESP32 Core 1.0.5-. You must install LITTLEFS library
       // The library has been merged into esp32 core from release 1.0.6
       #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS
 

examples/Async_AutoConnectWithFeedbackLED/Async_AutoConnectWithFeedbackLED.ino

@@ -19,7 +19,7 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.2"
+#define ESP_ASYNC_WIFIMANAGER_VERSION_MIN_TARGET     "ESPAsync_WiFiManager v1.9.6"
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
 #define _ESPASYNC_WIFIMGR_LOGLEVEL_    3
@@ -48,8 +48,9 @@
     // Use LittleFS
     #include "FS.h"
 
-    // Check cores/esp32/esp_arduino_version.h
-    #if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    // Check cores/esp32/esp_arduino_version.h and cores/esp32/core_version.h
+    //#if ( ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 0) )  //(ESP_ARDUINO_VERSION_MAJOR >= 2)
+    #if ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) )
       #warning Using ESP32 Core 1.0.6 or 2.0.0+
       // The library has been merged into esp32 core from release 1.0.6
       #include <LittleFS.h>
@@ -58,7 +59,7 @@
       #define FileFS        LittleFS
       #define FS_Name       "LittleFS"
     #else
-      #warning Using ESP32 Core 1.0.4-. You must install LITTLEFS library
+      #warning Using ESP32 Core 1.0.5-. You must install LITTLEFS library
       // The library has been merged into esp32 core from release 1.0.6
       #include <LITTLEFS.h>             // https://github.com/lorol/LITTLEFS