### 前提・実現したいこと昨日まで正常に動いていたプログラムが動かなくなりました昨日からコードの改変はしていません。 ### 発生している問題・エラーメッセージ ``` Arduino：1.8.13 (Windows Store 1.8.42.0) (Windows 10), ボード："Arduino Uno" C:\Users\myama\Documents\Arduino\WebServer\WebServer.ino: In function 'void setup()': WebServer:17:9: error: expected unqualified-id before '.' token Server.begin(); //(7) ^ C:\Users\myama\Documents\Arduino\WebServer\WebServer.ino: In function 'void loop()': WebServer:21:10: error: expected unqualified-id before '=' token Client = Server.available(); //(8) ^ WebServer:23:13: error: expected primary-expression before ')' token if (Client) ^ WebServer:28:18: error: expected primary-expression before '.' token while (Client.connected()) //(9) ^ WebServer:30:17: error: expected primary-expression before '.' token if (Client.available()) //(10) ^ WebServer:32:24: error: expected primary-expression before '.' token char c = Client.read(); ^ WebServer:33:13: error: 'Request' was not declared in this scope if (Request.length() < 100) //(11) ^~~~~~~ WebServer:39:26: error: 'Request' was not declared in this scope Serial.println(Request); ^~~~~~~ WebServer:47:17: error: expected unqualified-id before '.' token Client.println("HTTP/1.1 200 OK"); //(17) ^ WebServer:48:17: error: expected unqualified-id before '.' token Client.println("Content-Type: text/html"); ^ WebServer:49:17: error: expected unqualified-id before '.' token Client.println("Connection: close"); //(18) ^ WebServer:50:17: error: expected unqualified-id before '.' token Client.println("Refresh: 2"); //(19) ^ WebServer:51:17: error: expected unqualified-id before '.' token Client.println(); //(20) ^ WebServer:52:17: error: expected unqualified-id before '.' token Client.println(""); //(21) ^ WebServer:53:17: error: expected unqualified-id before '.' token Client.println(""); ^ WebServer:54:17: error: expected unqualified-id before '.' token Client.println(""); ^ WebServer:55:17: error: expected unqualified-id before '.' token Client.println("アナログ値："); ^ WebServer:56:17: error: expected unqualified-id before '.' token Client.println(analogRead(ANALOGPIN)); ^ WebServer:57:17: error: expected unqualified-id before '.' token Client.println("

"); ^ WebServer:58:17: error: expected unqualified-id before '.' token Client.println("LEDをONにする"); ^ WebServer:59:17: error: expected unqualified-id before '.' token Client.println("

"); ^ WebServer:60:17: error: expected unqualified-id before '.' token Client.println("LEDをOFFにする"); ^ WebServer:61:17: error: expected unqualified-id before '.' token Client.println(""); ^ exit status 1 expected unqualified-id before '.' token 「ファイル」メニューの「環境設定」から「より詳細な情報を表示する：コンパイル」を有効にするとより詳しい情報が表示されます。 ``` ### 該当のソースコード ``` #define LEDPIN 3 #define ANALOGPIN A0 #include "SPI.h" //(1) #include "Ethernet.h" byte MAC[] = {0x00, 0x08, 0xDC, 0x12, 0x34, 0x56}; //(2)7 void setup() { pinMode(LEDPIN, OUTPUT); Serial.begin(115200); //(4) delay(100); Serial.println("My IP-Adresse: "); Ethernet.begin(MAC); //(5) delay(3000); Serial.println(Ethernet.localIP()); //(6) Server.begin(); //(7) } void loop() { Client = Server.available(); //(8) if (Client) { Serial.println("New Client"); boolean blankLine = true; while (Client.connected()) //(9) { if (Client.available()) //(10) { char c = Client.read(); if (Request.length() < 100) //(11) Request += c; if (c == '\n' && blankLine) //(12)(13) { Serial.print("Request from Client: "); Serial.println(Request); if (Request.indexOf("on") > 0) //(14) digitalWrite(LEDPIN, HIGH); //(15) if (Request.indexOf("off") > 0) //(16) digitalWrite(LEDPIN, LOW); // HTTP Header 200 an den Browser schicken Client.println("HTTP/1.1 200 OK"); //(17) Client.println("Content-Type: text/html"); Client.println("Connection: close"); //(18) Client.println("Refresh: 2"); //(19) Client.println(); //(20) Client.println(""); //(21) Client.println(""); Client.println(""); Client.println("アナログ値："); Client.println(analogRead(ANALOGPIN)); Client.println("

"); Client.println("LEDをONにする"); Client.println("

"); Client.println("LEDをOFFにする"); Client.println(""); Request = ""; //(22) break; //(23) } if (c == '\n') //(24) blankLine = true; else if (c != '\r') blankLine = false; } } delay(1); //(25) Serial.println("client disconnected."); Serial.println(""); } Ethernet.maintain(); //(26) } ```

	@@ -1 +1 @@
1	- 昨日まで動いていたコードが動かなくなった
1	+ 昨日まで動いていたコードが何も書き換えていないのに突然動かなくなった

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