Common Errors and Troubleshooting

Here are some errors and how to troubleshoot them:

• When you encounter errors running the app

  • Run yarn clean:ios or yarn clean:android.
  • This will clear the cache and reinstall the native dependecies.

• When running the iOS command, if you get the error Could not delete [...]/build' because it was not created by the build system.

  • Delete the build folder manually.

• Error: You have not agreed to the Xcode license.

  • Please resolve this by running the command below:

      sudo xcodebuild -license accept

  • Add your system password and click enter. If it doesn’t show any errors then you have agreed to the license.

• Error: command not found: yarn

  • Solution: If you get the above error, ensure that you’re using the recommended node version in your code editor. To confirm this, enter the command below into the terminal:

      node -v

  • If you previously installed yarn with Homebrew. Enter the command below in your terminal to reinstall yarn.

      brew reinstall yarn

• Error: zsh: command not found: pod

  To fix the above error, ensure Cocoapods is installed by following the steps in Cocoapods Guides or enter the commands below in your terminal;

      cd ..
      gem install cocoapods
      bundle install
      cd ios
      pod install

  • Note: This can take a while to install;

  • The response should look like this:

    ```
    ...
    Generating Pods project
    Setting REACT_NATIVE build settings
    Setting CLANG_CXX_LANGUAGE_STANDARD to c++17 on ${user}/swallet/ios/rifWallet.xcodeproj
    Pod install took 1388 [s] to run
    Integrating client project
    Pod installation complete! There are 80 dependencies from the Podfile and 87 total pods installed.
    ```

• Error: "Your session has expired. Please log in."

  Error Domain=DVTPortalServiceErrorDomain Code=1100 "Your session has expired. Please log in." UserInfo={payload={ Requested but did not find extension point with identifier Xcode.InterfaceBuilderBuildSupport.PlatformDefinition
  info Installing " ${user}/Library/Developer/Xcode/DerivedData/rifWallet-bqottdlrtstkufgidrxcfpiupnsr/Build/Products/Debug-iphonesimulator/rifWallet.app"
  info Launching "co.rsk.rifwallet.test"
  success Successfully launched the app on the simulator
  Done in 593.27s.

  • If you get this error, ensure you’re logged into Apple by opening Xcode -> Settings -> Accounts -> Select the user related to the project -> Manage Certificates and then press the "+" button on the bottom left to update the certificate.

• Error: “Unexpected token '?'”

  • If you encounter the error below, use the fix options below:

  Node found at: /Users/${user}/.nvm/versions/node/v12.18.2/bin/node
  /Users/${user}/Documents/RSK/swallet/node_modules/@react-native-community/cli/build/index.js:156
      cmd.option(opt.name, opt.description ?? '', opt.parse || (val => val), typeof opt.default === 'function' ? opt.default(rest[0]) : opt.default);
  SyntaxError: Unexpected token '?'

  • The above error is a problem with your node version, ensure your default node version is set to use node v16+. To fix this, we will add v16+ to our source file: .zshrc so the build can use this version of node when running
  • Execute the following commands;
  • Open the terminal, ensure you’re in the home directory. Copy and paste the following commands into the terminal

  nano .zshrc

  • Write your current node version to zshrc.

  nvm use v16.18.0

  • Write a file by clicking ^O.
  • Then Click Enter:
  • 
  • Exit terminal using ^X on Mac
  • To ensure VSCode terminal recognizes this new version of node, type the following into your VSCode terminal. The source reloads the commands in the .zshrc file.

  source ~/.zshrc
  
  Now using node v16.18.0 (npm v8.19.2)

• Error: revert Token contract not allowed

  • This is related to the tokenContract used to pay for the relayed transaction. Ensure token used for tx is on the list of added tokens in RIF Relay.