react-native: command not found
时间: 2023-10-08 12:10:52 浏览: 71
当出现"react-native: command not found"的错误时,可以尝试以下解决办法:
1. Windows操作系统:
使用命令`npm install -g react-native-cli`来全局安装react-native-cli,确保安装过程中没有报错信息。如果安装完成后仍然出现错误,可以尝试检查npm的环境变量设置是否正确。
2. macOS操作系统:
使用命令`sudo npm install -g react-native-cli`来全局安装react-native-cli。根据安装过程中显示的路径记录下路径A。然后打开终端,输入`sudo nano ~/.bash_profile`来编辑.bash_profile文件。在文件末尾添加以下内容:
`export PATH=$PATH:路径A`
保存并退出文件,并执行以下命令使.bash_profile文件生效:
`source ~/.bash_profile`
以上方法可以帮助解决“react-native: command not found”的问题。
相关问题
react-native link react-native-pdf zsh: command not found: react-native
要解决"zsh: command not found: react-native"的问题,你需要确保已经正确安装了react-native-cli并且已经将其添加到了系统的环境变量中。
以下是在Windows和Mac上安装和配置react-native-cli的步骤:
Windows:
1. 打开命令提示符或PowerShell。
2. 运行以下命令来安装react-native-cli:
```
npm install -g react-native-cli
```
3. 等待安装完成后,你应该能够在命令提示符或PowerShell中使用react-native命令。
Mac:
1. 打开终端。
2. 运行以下命令来安装react-native-cli:
```
sudo npm install -g react-native-cli
```
输入你的密码以确认安装。
3. 安装完成后,运行以下命令来查找react-native-cli的安装路径:
```
which react-native
```
记下这个路径,我们称之为路径A。
4. 打开你的bash配置文件(例如:~/.bash_profile、~/.bashrc、~/.zshrc等)。
5. 在文件末尾添加以下行:
```
export PATH="$PATH:路径A"
```
将路径A替换为你在步骤3中记录的路径。
6. 保存并关闭文件。
7. 在终端中运行以下命令来使配置生效:
```
source ~/.bash_profile
```
如果你使用的是其他bash配置文件,请相应地修改命令。
完成上述步骤后,你应该能够在终端中使用react-native命令了。
Task :react-native-reanimated:downloadFolly FAILED
I apologize for the error you encountered. The "Task :react-native-reanimated:downloadFolly FAILED" error typically occurs when there is an issue with downloading the Folly library for React Native Reanimated.
To resolve this issue, you can try the following steps:
1. Make sure you have a stable internet connection.
2. Clean the Gradle cache by running the following command:
```
./gradlew clean
```
3. Delete the `node_modules` folder and reinstall the dependencies by running:
```
npm install
```
4. If you're using Yarn, run:
```
yarn install
```
5. Make sure you have the necessary permissions to download external dependencies.
6. If the issue persists, try updating React Native Reanimated to the latest version by running:
```
npm install react-native-reanimated@latest
```
7. If you're using Yarn, run:
```
yarn upgrade react-native-reanimated@latest
```
If none of these solutions work, please provide more details about your environment, such as the version of React Native, the operating system, and any other relevant information. This will help in diagnosing the issue more accurately and providing a targeted solution.