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An error that is generated during the compilation phase, often due to problems with invalid syntax and/or types. Not for errors during the uploading or execution phase.

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1answer
26 views

Include in different file make different compiling error

I'm have problem compiling a code. ardutest.ino: #include "mylib.h" #include <SD.h> void setup() { } void loop() { fn(); } mylib.h: #ifndef mylib_h #define mylib_h #include "Arduino.h"...
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3answers
60 views

error: expected primary-expression before '(' token

I have a decent level of programming skill, or at least I thought so. I've been getting an error when compiling this Ardulno sketch. I don't really know what this error means or how to fix it. What's ...
0
votes
0answers
63 views

SAMD: 'function' in namespace 'std' does not name a type

I'm trying to compile a sketch that uses the following code: std::function<void(char*)> callback = std::bind(&Animator::_callback, this, std::placeholders::_1); Verification of the sketch ...
0
votes
1answer
59 views

compile error when using two typename in template class

I am using Arduino 1.8.5 ide. I am just creating a class with two typename which name is "Map". This class takes all int and String variations. Like; class Map<int, int>; class Map<int, ...
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0answers
48 views

Blink example compilation error

I just installed the Arduino IDE on Mac and connected the programming port to my Arduino Due. I selected the corresponding board from Tools (though not sure which ATMEL programmer I should choose) I ...
0
votes
1answer
83 views

I get a redefinition of “…” on every single line, of every variable, class, function, etc

When I compile my program I get an error message saying redefinition of "..." on every single line, of every variable, class, function, etc. What am I doing wrong? int incomingByte = 0; // for ...
0
votes
1answer
81 views

“Does not name a type” error with Serial.print

I am getting an error that I have never seen before and don't know how to fix. Basically I am trying to print a string (stored in thermistor) to the serial monitor. When I run the code I get an error ...
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0answers
29 views

Arduino Zero AnalogReadFast Compiling Error

#include <Streaming.h> #include <StopWatch.h> #include <Albert.h> #include "avdweb_AnalogReadFast.h" const byte adcPin = A1; void setup(void) { Serial.begin(9600); while(!...
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0answers
226 views

IOT-GA6 gsm module Arduino +CME error 58

I've recently bought a IOT-GA6 gsm module . I want to use it to send an mms but doesn't work. The SMS and call work. When I execute the void function (mms) the monitor shows the error message +CME ...
0
votes
1answer
50 views

Compile Problem with RFDuino RFD22301

I have the following setup: - Arduino IDE for Mac 1.8.5 - RFDuino RFD220301 - CP2102 USB to UART connector - Board set to "RFduino" - port set correctly (but shouldn't matter as it is a compile error) ...
0
votes
0answers
31 views

Multiple references - Static variables and attachInterrupt

I am adventuring myself on sensor reading and stumbled on the following error. The code may be accessed on https://github.com/brunolnetto/tanque_solar/tree/big-refact. [NOT VALID LINK] Arduino: 1.8.5 ...
1
vote
1answer
33 views

Error: “undefined reference to …” when calling non-void class' functions from within class

I haven't used an Arduino for anything as complicated as this project before (single sketch projects so far), and am struggling getting my code to compile now that I'm creating my own libraries for ...
0
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0answers
29 views

The board is not uploading the code and returning the error message below. I use Ubuntu 18.04

Arduino: 1.8.6 Hourly Build 2018/04/03 01:25 (Linux), Board: "Arduino/Genuino Uno" Archiving built core (caching) in: /tmp/arduino_cache_780208/core/...
0
votes
2answers
399 views

I have the error: expected unqualified-id before 'if'

This is my Sketch or code: const int EchoPin = 5; const int TriggerPin = 6; const int LedPin = 13; void setup() { Serial.begin(9600); pinMode(LedPin, OUTPUT); pinMode(TriggerPin, OUTPUT); ...
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votes
0answers
47 views

Problems uploading to intel galileo [duplicate]

I bought a galileo. installed the arduino1.8.5 on a newly installed linux unbuntu computer. Opened the IDE, connected and powered up the Galileo installed the board trough the Tools menu and opened ...
0
votes
0answers
27 views

My Mac Yosemite will download Arduino IDE, but won't upload without error

I'm getting this error code when I try to upload to my desktop Mac running Yosemite 10.10.5: Arduino: 1.8.6 Hourly Build 2018/04/03 01:12 (Mac OS X), Board: "Arduino/Genuino Uno" Sketch uses 3612 ...
-3
votes
2answers
275 views

Error : stray '\' in program

I got this error in the following program: #include <SoftwareSerial.h> #include <dht.h> dht DHT; int a; String temp; String humid; SoftwareSerial esp(0, 1); #define SSID "abcd" #define ...
0
votes
1answer
109 views

i586-poky-linux-g++: no such file or directory Error compiling for board Intel® Edison

I'm facing this compilation issue. Arduino: 1.8.4 (Linux), Board: "Intel® Edison" fork/exec /home/jimish/.arduino15/packages/Intel/tools/core2-32-poky-linux/1.6.2+1.0/i686/sysroots/pokysdk/usr/bin/...
0
votes
2answers
67 views

What is wrong with this code?

So I am writing code to control a servo with an RC radio. I am using an Arduino Mega. I get this error whenever I compile. I am not that experienced with Arduino so I am probably not doing something ...
0
votes
1answer
118 views

What is wrong with my code? Did you forget '()'?

#include <SimbleeBLE.h> // constants won't change. They're used here to set pin numbers: const int ButtonPlayPause = 15; const int ButtonNext = 12; const int ButtonPrevious = 11; const int ...
0
votes
1answer
128 views

avr_g++ compiler error: expected primary-expression before '.' token (C code in .ino)

The compiler is complaining about a macro defined in mjson.h Documents\Arduino\libraries\microjson/mjson.h:135:28: error: expected primary-expression before '.' token #define STRUCTOBJECT(s, f) ....
0
votes
3answers
576 views

How can i get rid of the error “cannot convert 'String' to 'const char*'”

I want to get this code to recognise different commands and be able to parse the rest of the command, fore example I send "/sleep 5", and it will sleep for 5 seconds. However, I keep on getting this ...
-1
votes
1answer
570 views

'import' does not name type ERROR

I am working with a group of people on an arduino controlled BB8 robot. We are using an IMU unit (accelerometer+gyroscope). I found a processing example for the IMU unit we are using. The code is ...
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votes
1answer
110 views

SOMETHING WRONG IN DHT22 PROGRAM showing error as expected unqualified id before'. ' token

I am using a arduino and dht22 sensor for my project purpose annd gettting error as expecte before unqualified '.' token MY CODE IS : #include <DHT.h> #include <LiquidCrystal.h> #...
1
vote
1answer
268 views

Ubuntu class string has no member remove

I am running some code that works fine on my windows system using the .remove method. On Ubuntu 16.04 I get the following errror: error: ‘class String’ has no member named ‘remove’ To see if it ...
0
votes
1answer
29 views

Constants within array of structs causes strange compiler errors?

In my sketch I have the following: #define HU_ADDR 0x190; #define ALL_AUDIO_ADDR 0x1FF; #define MY_ADDR 0x360; #define UNKNOWN_ADDR 0xFFF; typedef ...
2
votes
2answers
84 views

Purposely create compile error to fail the upload [closed]

I would like to create a compile error so sketch does not upload in certain cases. I have written a library with a function that adds pins being used to an array. If the same pin is used twice I ...
14
votes
1answer
2k views

Why can't my IF statement see a global?

I'm rather new to Arduino programming. I have a problem compiling the following bit of code: const int relay1 = 10; //Power Relay 1 const int relay2 = 11; //Power Relay 2 const int relay3 = 12; //...
1
vote
0answers
32 views

Are there documented Arduino class or file name restrictions?

I ran into a strange problem were the compiler could not find a header file that I knew existed. The problem was I created a class called ArduinoEvent and put it in ArduinoEvent.hpp, but when I ...
0
votes
1answer
133 views

Problem uploading the code into an Arduino Uno [duplicate]

I was trying to upload code for a blinking LED. It is a new Arduino Uno board. Any further help will be appreciated.I got the following error: Info.: OS- Ubuntu 16.04 Software: Arduino IDE 1.8....
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votes
3answers
465 views

Need help on the “expected primary expression before ”}“ token”

#include <SPI.h> #include <nRF24L01.h> #include <RF24.h> #include "Arduino.h" #include "SoftwareSerial.h" #include "DFRobotDFPlayerMini.h" #define M11 2 #define M12 3 #define M13 ...
0
votes
0answers
524 views

Does not name a type error

Hi i am getting the following errors when trying to do coding. C:\Program Files (x86)\Arduino\libraries\KTA259V3-master/KTA259V3.h: 51:5: error: 'Adafruit_MAX31855_Info' does not name a type ...
-3
votes
2answers
81 views

The code is showing a error that “ledpin2 is not declared in the scope” [closed]

int ledPin1 = 1; int ledpin2 = 2; int ledpin3 = 3; int ledpin4 = 4; int ledpin5 = 5; int ledpin6 = 6; void setup() { //initialize pins as outputs pinMode(ledPin1, OUTPUT); pinMode(ledPin2, ...
0
votes
0answers
67 views

Why am I getting this compilation error for intel edison board?

Code int ledNum = 8; //the number of the led you attach byte ledPin[] = {2,3,4,5,6,7,8,9}; //Create array for LED pins int ledDelay; //delay between changes int direction = 1; int currentLED = 0; ...
-1
votes
1answer
65 views

MySensors GatewaySerial code not compiling [closed]

I am trying to compile GatewaySerial code from MySensors library for my Arduino Leonardo and it gives me EEPROM errors. Gateway code: /** * The MySensors Arduino library handles the wireless radio ...
-1
votes
1answer
80 views

Hall effect sensor and water sensor

I'm working on a project based on the two sensor above but I keep getting this error: 'liquid_level does not name a type' This is my sketch: /* YF‐ S201 Water Flow Sensor Water Flow Sensor output ...
0
votes
0answers
254 views

Fixing Error Messages “Error Compiling for Adafruit FLORA” & “'BLUEFRUITLE_HWSERIAL_NAME' not declared in scope”

I am trying to create a Heart Rate Monitor using the Wearable Bluefruit LE Module and FLORA boards (by Adafruit). The code is shown below. I am trying to tweak it so it configures correctly with the ...
0
votes
1answer
34 views

Error with pointer in array

I am currently learning pointers. I am following a book (Says Teach Yourself "Arduino Programming") in which there is an exemple about pointer and array. void setup() { // put your setup code here, ...
0
votes
1answer
60 views

'TCCR0B' undeclared

I am trying to compile the function in http://playground.arduino.cc/Code/PwmFrequency This produces a couple of errors sketch/setPwmFrequency.c:34:3: error: unknown type name 'byte' byte mode; ...
-2
votes
1answer
43 views

Arduino GSM shield code help

Trying to run the below code but getting the following error message: exit status 1 expected unqualified-id before '==' token Code is as follows: ============================================== = ...
0
votes
0answers
95 views

Can't upload to arduino from clion

I'm trying to upload a script to my arduino uno (mega and nano doesn't work either). It works unless I #include <Adafruit_SSD1306.h> #include <Arduino.h> #include <Adafruit_GFX.h> #...
0
votes
1answer
374 views

Arduino Sketch: NodeMCU compilation error

Every time I try to compile a program written in Arduino IDE 1.8.5 for NodeMCU (LoLIN version v3), I get the following error: Arduino: 1.8.5 (Windows 10), Board: "NodeMCU 1.0 (ESP-12E Module), 80 MHz,...
-1
votes
1answer
3k views

'DynamicJsonBuffer' was not declared in this scope

I have this code: #include <ESP8266WiFi.h> #include <ESP8266HTTPClient.h> const char* ssid = "xxxx"; const char* password = "xxxx"; bool a = false; bool b = true; int heldVal = 0; ...
0
votes
1answer
177 views

FastLED: “Invalid pin specified”

I have an Adafruit Trinket (5v, 16mhz, based off of the AtTiny85 chip), and am wishing to use it with a strip with 24 3 pin, individually addressable LEDs (WS2812B). When I try to compile my code, I ...
2
votes
1answer
98 views

Arduino IDE compiles, UECIDE not

I'm rewriting a personal project and it doesn't compile under UECIDE 0.9.1, but it does with Arduino IDE 1.8.5. Target is NodeMCU 0.9 with default options. Arduino IDE 1.8.5 Archiving built core (...
-1
votes
2answers
37 views

Arduino uno with microled library; draw shaped

I am really sorry for bothering you but i need help, again, with my arduino code. I am still learning so i make mistakes. I am trying to draw shaped on i2c screen with Microled library. My code isn`t ...
-1
votes
1answer
153 views

NodeMCU and expected ';' before wrong ' " '

I am creating a home weather station but the Arduino IDE shows "expected ';' before 'viewport'". It detects wrong quotation marks. My code: String message2 = "<!DOCTYPE html>"; ...
1
vote
1answer
103 views

Problem with simple coding for PLDuino: trying to turn relay on and off

I am writing the following, simple code to try to turn a relay in the PLDuino on and off, and it is giving me warnings and not compiling/uploading. Any help would be greatly appreciated. Here is my ...
0
votes
2answers
208 views

Arduino pro mini not compiling after changing fuse to 128khz

I used Arduino UNO as ISP to change the fuse setting of Arduino Pro Mini. Using avrdude cmd, I successfully changed it to 8MHz setting. Due to curiosity, I decided to try changing it to 128kHz. But ...
-1
votes
1answer
8k views

Error compiling code for Arduino/Genuino Uno

Arduino: 1.8.6 Hourly Build 2017/10/20 02:33 (Windows 10), Board: "Arduino/Genuino Uno" c:\users\hp\desktop\arduino-nightly\hardware\tools\avr\bin../lib/gcc/avr/4.9.2/../../../../avr/bin/ar.exe:...