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Android build success but cannot resolve R
“cannot resolve symbol R” in Android StudioIs there a way to run Python on Android?How to save an Android Activity state using save instance state?R cannot be resolved - Android errorClose/hide the Android Soft KeyboardWhy is the Android emulator so slow? How can we speed up the Android emulator?Is there a unique Android device ID?Proper use cases for Android UserManager.isUserAGoat()?Android Studio 3.2.1 - New project fails to runCould not find class 'dalvik.system…'android gradle error: libraries must use the exact same version specification.found version 28.0.0
.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty height:90px;width:728px;box-sizing:border-box;
help me, my Android cannot resolve symbol R( the R becomes red color) but when i try to build project, it succeed. anybody know why ? i already try clean project, rebuild project, sync project with gradle files and also invalidate cache and restart but still cannot resolve R 
here is my gradle (app):
apply plugin: 'com.android.application'
android
compileSdkVersion 28
defaultConfig
applicationId "com.justinjunias.stockitem"
minSdkVersion 24
targetSdkVersion 28
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
buildTypes
release
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
apply plugin: 'com.google.gms.google-services'
dependencies
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:28.0.0'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
// Butterknife
implementation 'com.jakewharton:butterknife:8.6.0'
annotationProcessor 'com.jakewharton:butterknife-compiler:8.6.0'
//Design
implementation 'com.android.support:design:28.0.0'
//Volley
implementation 'com.android.volley:volley:1.1.1'
//Firebase
implementation 'com.google.firebase:firebase-core:16.0.8'
implementation 'com.google.firebase:firebase-database:16.0.6'
implementation 'com.google.firebase:firebase-auth:16.2.0'
implementation 'com.google.firebase:firebase-firestore:18.1.0'
And my gradle build:
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript
repositories
google()
jcenter()
dependencies
classpath 'com.android.tools.build:gradle:3.3.2'
//Firebase
classpath 'com.google.gms:google-services:4.2.0'
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
allprojects
repositories
google()
jcenter()
task clean(type: Delete)
delete rootProject.buildDir
android asked Mar 25 at 2:31
Jin AsterichJin Asterich
364
add a comment |
help me, my Android cannot resolve symbol R( the R becomes red color) but when i try to build project, it succeed. anybody know why ? i already try clean project, rebuild project, sync project with gradle files and also invalidate cache and restart but still cannot resolve R
here is my gradle (app):
apply plugin: 'com.android.application'
android
compileSdkVersion 28
defaultConfig
applicationId "com.justinjunias.stockitem"
minSdkVersion 24
targetSdkVersion 28
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
buildTypes
release
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
apply plugin: 'com.google.gms.google-services'
dependencies
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:28.0.0'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
// Butterknife
implementation 'com.jakewharton:butterknife:8.6.0'
annotationProcessor 'com.jakewharton:butterknife-compiler:8.6.0'
//Design
implementation 'com.android.support:design:28.0.0'
//Volley
implementation 'com.android.volley:volley:1.1.1'
//Firebase
implementation 'com.google.firebase:firebase-core:16.0.8'
implementation 'com.google.firebase:firebase-database:16.0.6'
implementation 'com.google.firebase:firebase-auth:16.2.0'
implementation 'com.google.firebase:firebase-firestore:18.1.0'
And my gradle build:
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript
repositories
google()
jcenter()
dependencies
classpath 'com.android.tools.build:gradle:3.3.2'
//Firebase
classpath 'com.google.gms:google-services:4.2.0'
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
allprojects
repositories
google()
jcenter()
task clean(type: Delete)
delete rootProject.buildDir
asked Mar 25 at 2:31
Jin AsterichJin Asterich
364
“cannot resolve symbol R” is the most common error when building Android apps (for beginners). We need to see the errors to isolate it.
– Jon Goodwin
Mar 25 at 2:38
If you are added all your dependencies well,do invalidate caches and restart Android Studio.Perhaps it will works.
– Rahul Kushwaha
Mar 25 at 2:49
when i run the application, it succeed but the R is still red/cannot resolve
– Jin Asterich
Mar 25 at 2:53
what is your android studio version.
– Vishrut Mavani
Mar 25 at 3:07
@VishrutMavani my android version is 3.2.1
– Jin Asterich
Mar 25 at 3:10
add a comment |
help me, my Android cannot resolve symbol R( the R becomes red color) but when i try to build project, it succeed. anybody know why ? i already try clean project, rebuild project, sync project with gradle files and also invalidate cache and restart but still cannot resolve R
here is my gradle (app):
apply plugin: 'com.android.application'
android
compileSdkVersion 28
defaultConfig
applicationId "com.justinjunias.stockitem"
minSdkVersion 24
targetSdkVersion 28
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
buildTypes
release
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
apply plugin: 'com.google.gms.google-services'
dependencies
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:28.0.0'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
// Butterknife
implementation 'com.jakewharton:butterknife:8.6.0'
annotationProcessor 'com.jakewharton:butterknife-compiler:8.6.0'
//Design
implementation 'com.android.support:design:28.0.0'
//Volley
implementation 'com.android.volley:volley:1.1.1'
//Firebase
implementation 'com.google.firebase:firebase-core:16.0.8'
implementation 'com.google.firebase:firebase-database:16.0.6'
implementation 'com.google.firebase:firebase-auth:16.2.0'
implementation 'com.google.firebase:firebase-firestore:18.1.0'
And my gradle build:
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript
repositories
google()
jcenter()
dependencies
classpath 'com.android.tools.build:gradle:3.3.2'
//Firebase
classpath 'com.google.gms:google-services:4.2.0'
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
allprojects
repositories
google()
jcenter()
task clean(type: Delete)
delete rootProject.buildDir
asked Mar 25 at 2:31
Jin AsterichJin Asterich
364
help me, my Android cannot resolve symbol R( the R becomes red color) but when i try to build project, it succeed. anybody know why ? i already try clean project, rebuild project, sync project with gradle files and also invalidate cache and restart but still cannot resolve R
here is my gradle (app):
apply plugin: 'com.android.application'
android
compileSdkVersion 28
defaultConfig
applicationId "com.justinjunias.stockitem"
minSdkVersion 24
targetSdkVersion 28
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
buildTypes
release
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
apply plugin: 'com.google.gms.google-services'
dependencies
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:28.0.0'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
// Butterknife
implementation 'com.jakewharton:butterknife:8.6.0'
annotationProcessor 'com.jakewharton:butterknife-compiler:8.6.0'
//Design
implementation 'com.android.support:design:28.0.0'
//Volley
implementation 'com.android.volley:volley:1.1.1'
//Firebase
implementation 'com.google.firebase:firebase-core:16.0.8'
implementation 'com.google.firebase:firebase-database:16.0.6'
implementation 'com.google.firebase:firebase-auth:16.2.0'
implementation 'com.google.firebase:firebase-firestore:18.1.0'
And my gradle build:
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript
repositories
google()
jcenter()
dependencies
classpath 'com.android.tools.build:gradle:3.3.2'
//Firebase
classpath 'com.google.gms:google-services:4.2.0'
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
allprojects
repositories
google()
jcenter()
task clean(type: Delete)
delete rootProject.buildDir
asked Mar 25 at 2:31
Jin AsterichJin Asterich
364
asked Mar 25 at 2:31
Jin AsterichJin Asterich
364
edited Mar 25 at 3:02
Jin Asterich
asked Mar 25 at 2:31
Jin AsterichJin Asterich
364
asked Mar 25 at 2:31
Jin AsterichJin Asterich
364
asked Mar 25 at 2:31
Jin AsterichJin Asterich
364
364
“cannot resolve symbol R” is the most common error when building Android apps (for beginners). We need to see the errors to isolate it.
– Jon Goodwin
Mar 25 at 2:38
If you are added all your dependencies well,do invalidate caches and restart Android Studio.Perhaps it will works.
– Rahul Kushwaha
Mar 25 at 2:49
when i run the application, it succeed but the R is still red/cannot resolve
– Jin Asterich
Mar 25 at 2:53
what is your android studio version.
– Vishrut Mavani
Mar 25 at 3:07
@VishrutMavani my android version is 3.2.1
– Jin Asterich
Mar 25 at 3:10
add a comment |
“cannot resolve symbol R” is the most common error when building Android apps (for beginners). We need to see the errors to isolate it.
– Jon Goodwin
Mar 25 at 2:38
If you are added all your dependencies well,do invalidate caches and restart Android Studio.Perhaps it will works.
– Rahul Kushwaha
Mar 25 at 2:49
when i run the application, it succeed but the R is still red/cannot resolve
– Jin Asterich
Mar 25 at 2:53
what is your android studio version.
– Vishrut Mavani
Mar 25 at 3:07
@VishrutMavani my android version is 3.2.1
– Jin Asterich
Mar 25 at 3:10
“cannot resolve symbol R” is the most common error when building Android apps (for beginners). We need to see the errors to isolate it.
– Jon Goodwin
Mar 25 at 2:38
“cannot resolve symbol R” is the most common error when building Android apps (for beginners). We need to see the errors to isolate it.
– Jon Goodwin
Mar 25 at 2:38
If you are added all your dependencies well,do invalidate caches and restart Android Studio.Perhaps it will works.
– Rahul Kushwaha
Mar 25 at 2:49
If you are added all your dependencies well,do invalidate caches and restart Android Studio.Perhaps it will works.
– Rahul Kushwaha
Mar 25 at 2:49
when i run the application, it succeed but the R is still red/cannot resolve
– Jin Asterich
Mar 25 at 2:53
when i run the application, it succeed but the R is still red/cannot resolve
– Jin Asterich
Mar 25 at 2:53
what is your android studio version.
– Vishrut Mavani
Mar 25 at 3:07
what is your android studio version.
– Vishrut Mavani
Mar 25 at 3:07
@VishrutMavani my android version is 3.2.1
– Jin Asterich
Mar 25 at 3:10
@VishrutMavani my android version is 3.2.1
– Jin Asterich
Mar 25 at 3:10
add a comment |
1 Answer
1
active
oldest
votes
Option 1: Update Android Studio to 3.3
Option 2: Update Gradle Version in Project Level build.gradle
classpath 'com.android.tools.build:gradle:3.2.1'
Option 3: Take into account the following IDE functionalities:
Sync Project with gradle files
Build -> Clean Project
Build -> Rebuild Project
File -> Invalidate caches
answered Mar 25 at 3:12
Vishrut MavaniVishrut Mavani
1,121722
if you are using Android Studio 3.2.1 then you need to change gradle version with classpath 'com.android.tools.build:gradle:3.2.1'
– Vishrut Mavani
Mar 25 at 3:14
add a comment |
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1 Answer
1
active
oldest
votes
1 Answer
1
active
oldest
votes
active
oldest
votes
active
oldest
votes
Option 1: Update Android Studio to 3.3
Option 2: Update Gradle Version in Project Level build.gradle
classpath 'com.android.tools.build:gradle:3.2.1'
Option 3: Take into account the following IDE functionalities:
Sync Project with gradle files
Build -> Clean Project
Build -> Rebuild Project
File -> Invalidate caches
answered Mar 25 at 3:12
Vishrut MavaniVishrut Mavani
1,121722
if you are using Android Studio 3.2.1 then you need to change gradle version with classpath 'com.android.tools.build:gradle:3.2.1'
– Vishrut Mavani
Mar 25 at 3:14
add a comment |
Option 1: Update Android Studio to 3.3
Option 2: Update Gradle Version in Project Level build.gradle
classpath 'com.android.tools.build:gradle:3.2.1'
Option 3: Take into account the following IDE functionalities:
Sync Project with gradle files
Build -> Clean Project
Build -> Rebuild Project
File -> Invalidate caches
answered Mar 25 at 3:12
Vishrut MavaniVishrut Mavani
1,121722
if you are using Android Studio 3.2.1 then you need to change gradle version with classpath 'com.android.tools.build:gradle:3.2.1'
– Vishrut Mavani
Mar 25 at 3:14
add a comment |
Option 1: Update Android Studio to 3.3
Option 2: Update Gradle Version in Project Level build.gradle
classpath 'com.android.tools.build:gradle:3.2.1'
Option 3: Take into account the following IDE functionalities:
Sync Project with gradle files
Build -> Clean Project
Build -> Rebuild Project
File -> Invalidate caches
answered Mar 25 at 3:12
Vishrut MavaniVishrut Mavani
1,121722
Option 1: Update Android Studio to 3.3
Option 2: Update Gradle Version in Project Level build.gradle
classpath 'com.android.tools.build:gradle:3.2.1'
Option 3: Take into account the following IDE functionalities:
Sync Project with gradle files
Build -> Clean Project
Build -> Rebuild Project
File -> Invalidate caches
answered Mar 25 at 3:12
Vishrut MavaniVishrut Mavani
1,121722
answered Mar 25 at 3:12
Vishrut MavaniVishrut Mavani
1,121722
answered Mar 25 at 3:12
Vishrut MavaniVishrut Mavani
1,121722
answered Mar 25 at 3:12
Vishrut MavaniVishrut Mavani
1,121722
1,121722
if you are using Android Studio 3.2.1 then you need to change gradle version with classpath 'com.android.tools.build:gradle:3.2.1'
– Vishrut Mavani
Mar 25 at 3:14
add a comment |
if you are using Android Studio 3.2.1 then you need to change gradle version with classpath 'com.android.tools.build:gradle:3.2.1'
– Vishrut Mavani
Mar 25 at 3:14
if you are using Android Studio 3.2.1 then you need to change gradle version with classpath 'com.android.tools.build:gradle:3.2.1'
– Vishrut Mavani
Mar 25 at 3:14
if you are using Android Studio 3.2.1 then you need to change gradle version with classpath 'com.android.tools.build:gradle:3.2.1'
– Vishrut Mavani
Mar 25 at 3:14
add a comment |
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“cannot resolve symbol R” is the most common error when building Android apps (for beginners). We need to see the errors to isolate it.
– Jon Goodwin
Mar 25 at 2:38
If you are added all your dependencies well,do invalidate caches and restart Android Studio.Perhaps it will works.
– Rahul Kushwaha
Mar 25 at 2:49
when i run the application, it succeed but the R is still red/cannot resolve
– Jin Asterich
Mar 25 at 2:53
what is your android studio version.
– Vishrut Mavani
Mar 25 at 3:07
@VishrutMavani my android version is 3.2.1
– Jin Asterich
Mar 25 at 3:10