Flutter FAILURE: Build failed with an exception

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1

*What went wrong:
Could not determine the dependencies of task ‘:app:compileDebugJavaWithJavac’.

Failed to install the following SDK components:
build-tools;28.0.3 Android SDK Build-Tools 28.0.3
The SDK directory is not writable (C:\Program Files\Android\sdk

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    Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
2

Please what can I do, because my apps won’t run in the emulator because of this and am unable to launch the app.