FAILURE: Build failed with an exception.

[StephenBoikanyo]

ProcessException: Process exited abnormally:

FAILURE: Build failed with an exception.

• Where:
  Build file '/home/stephen/flutter_ui_collection-master/android/app/build.gradle' line: 5

• What went wrong:
  A problem occurred evaluating project ':app'.

Could not get unknown property 'localProperties' for project ':app' of type org.gradle.api.Project.

• Try:
  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.

• Get more help at https://help.gradle.org

BUILD FAILED in 3s
Command: /home/stephen/flutter_ui_collection-master/android/gradlew app:properties

Finished with error: Please review your Gradle project setup in the android/ folder.