try to add config.system.outputs to json, but esp8266 actually crashes at loading json

Arduino/CanGrow/include/CanGrow.h

@@ -74,7 +74,7 @@ struct Pin_Index {
   const byte note;
 };
 
-
+const byte Max_Outputs = 16;
 
 /*
  * 
@@ -104,15 +104,28 @@ struct Config_WiFi {
  * Config System Outputs
  * 
  * - type: output type like GPIO, I2C, URL
- * - gpio: which gpio
+ *   1 - GPIO
+ *   2 - I2C
+ *   3 - URL
+ * - gpio: which gpio is used
+ * - gpio_invert: invert gpio output
+ * - gpio_pwm: enable pwm for output
+ * - i2c: 
+ * - ip: ip to smart plug (tasmota e.g.)
+ * - ip_path: uri path
+ * - enabled: enable output
  * 
  */
 struct Config_System_Outputs {
   byte type;
+  char name[32];
   byte gpio;
-  char url[64];
-  bool httpLogSerial;
-  unsigned short schedulerInterval = 1000;
+  bool gpio_invert;
+  bool gpio_pwm;
+  char i2c[8];
+  byte ip[4];
+  char ip_path[32];
+  bool enabled;
 };
 
 /* main System struct */
@@ -124,7 +137,7 @@ struct Config_System {
   char httpPass[32];
   bool httpLogSerial;
   unsigned short schedulerInterval = 1000;
-  Config_System_Outputs outputs;
+  Config_System_Outputs outputs[Max_Outputs];
 };
 
 

Arduino/CanGrow/include/CanGrow_ESP32.h

@@ -30,8 +30,8 @@
 
 #define PinWIPE 2
 #define PinWIPE_default LOW
-#define Pin_I2C_SCL = 22;
-#define Pin_I2C_SDA = 21;
+#define Pin_I2C_SCL = 22
+#define Pin_I2C_SDA = 21
 
 /* https://randomnerdtutorials.com/esp32-pinout-reference-gpios/
  * 

Arduino/CanGrow/include/CanGrow_ESP8266.h

@@ -31,8 +31,8 @@
 // GPIO 2 Boot fails if pulled to LOW
 #define PinWIPE 2
 #define PinWIPE_default HIGH
-#define Pin_I2C_SCL = 5;
-#define Pin_I2C_SDA = 4;
+#define Pin_I2C_SCL = 5
+#define Pin_I2C_SDA = 4
 
 /* https://randomnerdtutorials.com/esp8266-pinout-reference-gpios/
  * 

Arduino/CanGrow/include/CanGrow_LittleFS.h

@@ -179,15 +179,15 @@ bool LoadConfig() {
   // Copy strings from the JsonDocument to the Config struct as char
   strlcpy(config.test, doc["test"], sizeof(config.test));
   
-  // * WiFi *
+  /* WiFi */
   JsonObject objWifi = doc["wifi"][0];
   strlcpy(config.wifi.ssid, objWifi["ssid"], sizeof(config.wifi.ssid));
   strlcpy(config.wifi.password, objWifi["password"], sizeof(config.wifi.password));
   // Copy bool / int directly into struct
   config.wifi.dhcp = objWifi["dhcp"];
   // load the ip addresses as array
-  int i;
-  for(i=0; i <4 ; i++) {
+  
+  for(byte i=0; i < 4 ; i++) {
     config.wifi.ip[i] = objWifi["ip"][i];
     config.wifi.netmask[i] = objWifi["netmask"][i];
     config.wifi.gateway[i] = objWifi["gateway"][i];
@@ -195,7 +195,7 @@ bool LoadConfig() {
   }
 
   
-  // * System *
+  /* System */
   JsonObject objSystem = doc["system"][0];
   config.system.ntpOffset = objSystem["ntpOffset"];
   config.system.maintenanceDuration = objSystem["maintenanceDuration"];
@@ -205,7 +205,22 @@ bool LoadConfig() {
   config.system.httpLogSerial = objSystem["httpLogSerial"];
   config.system.schedulerInterval = objSystem["schedulerInterval"];
   
-  // * Grow *
+  /* System Outputs */
+  for(byte i=0; i < Max_Outputs; i++) {
+    JsonObject objSystemOutputs = doc["system"]["outputs"][i];
+    config.system.outputs[i].type = objSystemOutputs["type"];
+    strlcpy(config.system.outputs[i].name, objSystemOutputs["name"], sizeof(config.system.outputs[i].name));
+    config.system.outputs[i].gpio = objSystemOutputs["gpio"];
+    config.system.outputs[i].gpio_invert = objSystemOutputs["gpio_invert"];
+    config.system.outputs[i].gpio_pwm = objSystemOutputs["gpio_pwm"];
+    strlcpy(config.system.outputs[i].name, objSystemOutputs["name"], sizeof(config.system.outputs[i].i2c));
+    for(byte j=0; j < 4 ; j++) {
+      config.system.outputs[i].ip[j] = objSystemOutputs["ip"][j];
+    }
+    config.system.outputs[i].enabled = objSystemOutputs["enabled"];
+  }
+
+  /* Grow */
   JsonObject objGrow = doc["grow"][0];
   strlcpy(config.grow.growName, objGrow["growName"], sizeof(config.grow.growName));
   config.grow.dayOfGrow = objGrow["dayOfGrow"];
@@ -224,6 +239,10 @@ bool LoadConfig() {
   // Close the file (Curiously, File's destructor doesn't close the file)
   file.close();
   Serial.println(":: [LittleFS:LoadConfig] config successfully loaded");
+  Serial.println(":: [LittleFS:LoadConfig] --- runtime config ---");
+  serializeJsonPretty(doc, Serial);
+  Serial.println("");
+  Serial.println(":: [LittleFS:LoadConfig] ----------------------");
   return true;
 }
 
@@ -233,10 +252,10 @@ bool SaveConfig(bool writeToSerial = false) {
    */
   JsonDocument doc;
   
-  // * Root *
+  /* Root */
   doc["test"] = config.test;
   
-  // * WiFi *
+  /* WiFi */
   JsonObject objWifi = doc["wifi"].add<JsonObject>();
   objWifi["ssid"] = config.wifi.ssid;
   objWifi["password"] = config.wifi.password;
@@ -250,7 +269,7 @@ bool SaveConfig(bool writeToSerial = false) {
   }
   objWifi["dhcp"] = config.wifi.dhcp;
   
-  // * System *
+  /* System */
   JsonObject objSystem = doc["system"].add<JsonObject>();
   objSystem["ntpOffset"] = config.system.ntpOffset;
   objSystem["maintenanceDuration"] = config.system.maintenanceDuration;
@@ -260,7 +279,24 @@ bool SaveConfig(bool writeToSerial = false) {
   objSystem["httpLogSerial"] = config.system.httpLogSerial;
   objSystem["schedulerInterval"] = config.system.schedulerInterval;
   
-  // * Grow *
+  /* System Outputs */
+  JsonObject objSystemOutputs = doc["system"]["outputs"].add<JsonObject>();
+  for(byte i=0; i < Max_Outputs; i++) {
+    objSystemOutputs["type"] = config.system.outputs[i].type;
+    objSystemOutputs["name"] = config.system.outputs[i].name;
+    objSystemOutputs["gpio"] = config.system.outputs[i].gpio;
+    objSystemOutputs["gpio_invert"] = config.system.outputs[i].gpio_invert;
+    objSystemOutputs["gpio_pwm"] = config.system.outputs[i].gpio_pwm;
+    objSystemOutputs["i2c"] = config.system.outputs[i].i2c;
+    for(byte j=0; j < 4 ; j++) {
+      objSystemOutputs["ip"][j] = config.system.outputs[i].ip[j];
+    }
+    objSystemOutputs["ip_path"] = config.system.outputs[i].ip_path;
+    objSystemOutputs["enabled"] = config.system.outputs[i].enabled;
+  }
+  
+  
+  /* Grow */
   JsonObject objGrow = doc["grow"].add<JsonObject>();
   objGrow["growName"] = config.grow.growName;
   objGrow["dayOfGrow"] = config.grow.dayOfGrow;
@@ -306,7 +342,7 @@ bool SaveConfig(bool writeToSerial = false) {
     Serial.printf(":: [LittleFS:SaveConfig] --- %s ---\n", CANGROW_CFG);
     serializeJson(doc, Serial);
     Serial.println("");
-    Serial.printf(":: [LittleFS:SaveConfig] --- %s ---\n", CANGROW_CFG);
+    Serial.printf(":: [LittleFS:SaveConfig] ----------------------\n", CANGROW_CFG);
   }
   
   return true;