Android项目代码引用了某个Jar包的,然而突然出现报错了,鼠标放到报错代码上显示:"Cannot resolve symbol",查了一下报错的Jar包,发现Jar包底下的classes.jar文件是空的。 解决方案: 删除出现问题的Jar包底下的classes.jar文件。 打开build.grade,找到底下的dependencies块,把有问题的Jar包的实现注释掉。dependencies { ...
implementation'com.android.support:appcompat-v7:28.0.0-alpha1'implementation'com.android.support.constraint:constraint-layout:1.0.2'implementation'com.android.support:design:28.0.0-alpha1'implementation'com.android.support:support-v4:28.0.0-alpha1'implementation'com.android.support:recyclerview-v7:28.0.0-...
真正解决方案:Cannot resolve symbol 'xxx' (Android Studio 3.1.4) 最近更新了Android Studio 到最新版本3.1.4,但是却出现了一个问题, Cannot resolve symbol ‘Theme’ in styles.xml (Android Studio) Failed to load AppCompat ActionBar with unknown error. Cannot resolve symbol ‘OkhttpUtils’ … 1 2 ...
This inspection suggests that there are no relevant definitions to link these design-time declarations to their runtime counterparts.
1、在app/build.gradle下 dependencies { compile fileTree(dir:'libs', include: ['*.jar']) compile'com.android.support:appcompat-v7:your_api_version_number.0.0'//相应版本compile 'com.android.support:design:+'//相应版本} 然后Build->Clean Project ...
Re: Cannot resolve symbol Howzit Joe!, thanx for replying.. I'm doing this: Code: import java.applet.*; import java.awt.*; import java.awt.event.*; import java.awt.image.ImageObserver; import java.net.URL; import java.awt.LayoutManager; import java.awt.Dialog; import java.awt.Label...
它出现了cannot resolve symbol AppCompatActivity 我一瞬间就想到了一种解决方法:把AppCompatActivity改为Activity,引入import android.app.Activity 可是又一想,这不是治标不治本嘛,而且这相当于放弃了我们Andoird5.0之后的Material Design效果,有没有解决这种配置性问题的方法呢?
简介:android studio中出现Cannot resolve symbol 'json'问题完整简单解决方案 一、下载minimal-json-0.9.5 jar包 官方链接:点击下载minimal-json-0.9.5 jar 二、下载完之后,然后将minimal-json-0.9.5 jar包复制到你出现Cannot resolve symbol 'json’问题的工程(博主举的例子是androiddesignxr工程)中的app中的libs...
Android Studio 无法识别同一个package里的其他类,将其显示为红色,但是compile没有问题。鼠标放上去后显示 “Cannot resolve symbol XXX”,重启 Android Studio,重新sync gradle,Clean build都没有用。 多半是因为Android Studio之前发生了错误,某些setting出了问题。解决方法如下: ...
importandroid.support.design.widget.FloatingActionButton; importandroid.support.v7.app.AppCompatActivity; importandroid.view.Menu; importandroid.view.MenuItem; importandroid.view.View; /** * Displays list of pets that were entered and stored in the app. ...