[LittleFS] data   : /Users/brent/Downloads/esp32_esp8266_test_littlefs/data[LittleFS] offset : 0[LittleFS] start  : 2686976[LittleFS] size   : 1472[LittleFS] page   : 256[LittleFS] block  : 4096->/secrets.json[LittleFS] upload : /var/folders/k6/g066g1tn567fn8mj2p42x4240000gn/T/arduino_build_941002/esp32_esp8266_test_littlefs.littlefs.bin[LittleFS] address: 2686976[LittleFS] port   : /dev/cu.usbmodem1433301[LittleFS] speed  : 115200[LittleFS] mode   : dout[LittleFS] freq   : 80m

/* Checks and writes out the files on a LittleFS filesystem on ESP8266 and ESP32 platforms   This sketch only performs READ operations on the LittleFS filesystem and should not modify the filesystem's contents.   NOTE: The LittleFS image must have already been uploaded prior to using this sketch.*/#include<Arduino.h>#include<FS.h>#include<LittleFS.h>#include<ArduinoJson.h>StaticJsonDocument<512> jsonDoc;///< JSON document// Via https://github.com/espressif/arduino-esp32/blob/master/libraries/LittleFS/examples/LITTLEFS_test/LITTLEFS_test.inovoidlistDir(fs::FS &fs,constchar * dirname,uint8_t levels){    Serial.printf("Listing directory: %s\r\n", dirname);    #ifdef ARDUINO_ARCH_ESP8266    File root = fs.open(dirname,"r");    #else    File root = fs.open(dirname);    #endifif(!root){        Serial.println("- failed to open directory");return;    }if(!root.isDirectory()){        Serial.println(" - not a directory");return;    }    File file = root.openNextFile();while(file){if(file.isDirectory()){            Serial.print("  DIR :");            Serial.println(file.name());if(levels){                #ifdef ARDUINO_ARCH_ESP8266listDir(fs, file.fullName(), levels -1);                #elselistDir(fs, file.path(), levels -1);                #endif            }        }else {            Serial.print("  FILE:");            Serial.print(file.name());            Serial.print("\tSIZE:");            Serial.println(file.size());        }        file = root.openNextFile();    }}// via https://github.com/espressif/arduino-esp32/blob/master/libraries/LittleFS/examples/LITTLEFS_test/LITTLEFS_test.inovoidreadFile(fs::FS &fs,constchar * path){    Serial.printf("Reading file: %s\r\n", path);    #ifdef ARDUINO_ARCH_ESP8266    File file = fs.open(path,"r");    #else    File file = fs.open(path);    #endifif(!file || file.isDirectory()){        Serial.println("- failed to open file for reading");return;    }    Serial.println("- read from file:");while(file.available()){        Serial.write(file.read());    }    Serial.println("");    file.close();}voidsetup() {  Serial.begin(115200);while (!Serial) {    ;// wait for serial port to connect. Needed for native USB  }// attempt to mount LittleFS filesystem  Serial.print("Mounting LittleFS filesystem...");if(!LittleFS.begin()){    Serial.println("ERROR: LittleFS Mount Failed!");return;  }  Serial.println("Mounted!");// list everything on the filesystem '/' directory where secrets is expectedlistDir(LittleFS,"/",3);// check if WipperSnapper's `secrets.json` file exists on filesystemif (!LittleFS.exists("/secrets.json")) {    Serial.println("ERROR: Unable to find secrets.json file on LittleFS filesystem!");while (1);// wait forever  }// read out the secrets.json file in plain-textreadFile(LittleFS,"/secrets.json");// Test we can open the secrets file using ArduinoJSON  File secretsFile = LittleFS.open("/secrets.json","r");if (!secretsFile) {    Serial.println("ERROR: Unable to open secrets.json file from the LittleFS filesystem!");while (1);// wait forever  }// Test we can deserialize the secrets file using ArduinoJSON  DeserializationError err =deserializeJson(jsonDoc, secretsFile);if (err) {    Serial.print("ERROR: Failed to deserialize secrets.json file with code:");    Serial.println(err.c_str());while (1);// wait forever  }// Test parsing username from secrets.json fileconstchar *io_username = jsonDoc["io_username"];// error check against default values [ArduinoJSON, 3.3.3]if (io_username ==nullptr) {    Serial.println("ERROR: Failed to parse io_username!");while(1);// wait forever  }// Get IO key from JSONconstchar *io_key = jsonDoc["io_key"];// error check against default values [ArduinoJSON, 3.3.3]if (io_key ==nullptr) {    Serial.println("ERROR: Failed to parse io_key!");while(1);// wait forever  }// Parse SSIDconstchar *network_type_wifi_native_network_ssid = jsonDoc["network_type_wifi_native"]["network_ssid"];if (network_type_wifi_native_network_ssid ==nullptr) {    Serial.println("ERROR: Failed to parse network_type_wifi_native_network_ssid!");while(1);// wait forever  }// Parse SSID passwordconstchar *network_type_wifi_native_network_password = jsonDoc["network_type_wifi_native"]["network_password"];// error check against default values [ArduinoJSON, 3.3.3]if (network_type_wifi_native_network_password ==nullptr) {    Serial.println("ERROR: Failed to parse network_type_wifi_native_network_password!");while(1);// wait forever  }  Serial.println("Parsed `secrets.json` values...");  Serial.print("\tio_username:"); Serial.println(io_username);  Serial.print("\tio_key:"); Serial.println(io_key);  Serial.print("\tWiFi SSID:"); Serial.println(network_type_wifi_native_network_ssid);  Serial.print("\tWiFi Password:"); Serial.println(network_type_wifi_native_network_password);// close the file  secretsFile.close();// clear the JSON document and release all memory from the memory pool  jsonDoc.clear();// close fs  LittleFS.end();  Serial.println("DONE!");}voidloop() {// no-op}

14:33:38.869 -> Mounting LittleFS filesystem..../components/esp_littlefs/src/littlefs/lfs.c:1071:error: Corrupted dir pair at {0x0, 0x1}14:33:38.869 -> E (5935) esp_littlefs: mount failed,  (-84)14:33:38.869 -> E (5936) esp_littlefs: Failed to initialize LittleFS14:33:38.869 -> [  3023][E][LittleFS.cpp:94] begin(): Mounting LittleFS failed! Error: -114:33:38.869 -> ERROR: LittleFS Mount Failed!