I'm getting :app error

[orhanavan]

FAILURE: Build failed with an exception.

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

java.lang.NullPointerException (no error message)

• 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

CONFİGURE FAILED in 1m 3s
A problem occurred configuring project ':app'.