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Questions tagged [compilation-errors]

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
10 views

Path relater errors on compilation in Arduino IDE 1.8.5 under Windows XP

For the XP under the Russian locale I'm getting the strange output when trying to compile Marlin project for Anycoubic 3d printer according to instruction https://3dtoday.ru/blogs/trialon/marlin119-...
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1answer
34 views

Use 2 DHT22 AND PASS THE DATA TO SD Error File data does not exsist

anyone can help me please to fix this error when I try to compilate says File does not exsist. It would be great if anyone can post the entirely code. Link of code below if anyone can help me please: ...
2
votes
1answer
230 views

Selected board depends on 'arduino' core (not installed)

When I load the Arduino IDE with Board: Pololu A-Star 32U4 selected, I see: The current selected board needs the core 'arduino:arduino' that is not installed. I installed the board manually via ...
0
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1answer
152 views

Multiple definition error when linking firmware.elf

I just can't wrap my head around on how to properly work with multiple files. My code has been getting quite big so I decided to split all the classes into one file each. So I'm left with 6 files: ...
0
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1answer
38 views

How to add if condition with RFID Example

Using a Arduino Mega 2560 and PN532 NFC/RFID module, I want to be able to scan a card and see if it's value is (0xF0, 0x21, 0x5D, 0xA7). It should print "accepted" in the serial monitor. However ...
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votes
2answers
748 views

Strange compiler error (Segmentation Fault)

You're getting a compiler error. It happens in strange parts of code that really shouldn't be having a problem. The error looks something like: C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8....
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1answer
99 views

compilation error when changing variable from char to String

I have a code with these two lines: char handshakecode = "S"; // Capital S char receive; The lines of code are placed in a separate void, and not setup or loop. When i change the two variables ...
-1
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1answer
43 views

Can the function be written without “;” in the end? [closed]

I have seen the following code on the Internet: #include <SoftwareSerial.h> SoftwareSerial mySerial(8,9); void setup() { mySerial.begin(9600); Serial.begin(9600); delay(100); } ...
1
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1answer
38 views

How to deal with this array correctly?

I am using a led strip WS2812b, an ESP8266 (NodeMCU 1.0) and a gesture sensor APDS9960. I want that when I move my hand from left to right and from right to left I change the colors of the strip of ...
0
votes
1answer
416 views

“exit status 1” error when invoking “useInterrupt” method [duplicate]

for context to this post you can catch up on this post I am working with an Arduino Leonardo and Adafruit Music Maker shield. I am trying to use the startPlayingFile method via the interrupt pin ...
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1answer
85 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
1k 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 ...
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0answers
507 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
652 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
120 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
403 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 ...
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1answer
496 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
56 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
2k 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
208 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) ...
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0answers
37 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
434 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 ...
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0answers
52 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/...
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2answers
6k 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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2answers
4k 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
412 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/...
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votes
2answers
102 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
331 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 ...
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1answer
391 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) ....
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3answers
4k 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 ...
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votes
1answer
2k 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
300 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> #...
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1answer
546 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 ...
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1answer
35 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
143 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; //...
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0answers
33 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
190 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
1k 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 ...
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0answers
960 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 ...
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votes
2answers
459 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, ...
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votes
1answer
149 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 ...
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votes
1answer
147 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 ...
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votes
1answer
54 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, ...
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votes
1answer
108 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; ...
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votes
1answer
54 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
221 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> #...
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votes
1answer
864 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,...
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votes
1answer
4k 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; ...
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votes
1answer
597 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 ...