error: cannot find symbol 错误通常是由于拼写错误、大小写错误、缺少导入或声明、或类路径问题引起的。通过仔细检查错误信息、代码和项目配置,你可以快速定位和解决这个问题。在编写代码时,遵循良好的编程习惯,如使用自动补全和代码检查工具,可以减少此类错误的发生。
然后也咨询了gpt3.5,它也无能为力 这个报错问题我断断续续弄了大概一周;最后在外网发现可用的解决方法【(2) java:122: error: cannot find symbol. - YouTube】 解决方案: 1. 启动AndroidStudio 进入SdkManager 2. 勾选Show Packages Details 3. 取消勾选Android13.0 ("Tiramisu")的所有包,然后点击Apply同步...
你在外面加个double sideLength；就可以了。因为你在第一个构造方法中定义了double sideLength它只能在它那个方法里面用，所以你必须定义一个double sideLength为全局变量，后面的就不会报错了
[ERROR] cannot find symbol [ERROR] symbol: class RedisUtil [ERROR] location: package com.test.util 解决方案 提示比较明显,没有找到个symbol。 直接全局搜索 RedisUtil 字段,发现代码中有写RedisUtil,但是redisUtils实际没有用到。 代码如下: import com.test.util.RedisUtil; @Autowired private RedisUtil r...
执行mvn clean install -DskipTests对项目进行编译时,报错如下: [ERROR] /Users/miaoying/Documents/.../utils/ThreeDESUtil.java:[4,16] cannotfindsymbol [ERROR] symbol: class BASE64Decoder [ERROR] location: package sun.misc [ERROR]/Users/miaoying/Documents/.../utils/ThreeDESUtil.java:[5,16] ca...
error: cannot find symbol return BuildConfig.IS_HERMES_ENABLED; ^ symbol: variable IS_HERMES_ENABLED location: class BuildConfig /Users/sahad/Documents/GitHub/lio-repo/packages/app/android/app/src/main/java/com/swific/registerbook/MainApplication.java:57: error: cannot find symbol return DefaultRea...
path-to-project\node_modules\react-native-ble-manager\android\src\main\java\it\innove\LollipopScanManager.java:148: error: cannot find symbol } else if (ActivityCompat.checkSelfPermission(context, Manifest.permission.BLUETOOTH_CONNECT) == PackageManager.PERMISSION_GRANTED) { ^ symbol: variable BLUETOO...
The “Cannot find symbol” error in Java is a common stumbling block for beginners and experienced developers alike. This compiler error occurs when the Java compiler encounters a reference to a symbol – like a variable, method, or class – that it c
乘法的话a后加上 * 号
error: cannot find symbol private SizeFCompat calculateTargetSize( ^ symbol: class SizeFCompat location: class ImageResizer C:\Users\xxx\AppData\Local\Pub\Cache\hosted\pub.dev\image_picker_android-0.8.8+1\android\src\main\java\io\flutter\plugins\imagepicker\ImageResizer.java:148: error: cannot...