Execution failed for task ':agora_rtc_engine:verifyReleaseResources'.

[Pubudu Praneeth Jayarathna]

Hi,
I tried to fix this issue for more than 20hours. but no clue. Please, anybody, know how to fix this?

2: Task failed with an exception.

• What went wrong:
  Execution failed for task ':agora_rtc_engine:verifyReleaseResources'.

A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
1 exception was raised by workers:
com.android.builder.internal.aapt.v2.Aapt2Exception: Android resource linking failed
C:\Users\ASUS.gradle\caches\transforms-3\55e2945c4f5a532b870810a22f23cc30\transformed\core-1.1.0\res\values\values.xml:142:5-173:25: AAPT: error: resource android:attr/fontVariat
ionSettings not found.

 C:\Users\ASUS\.gradle\caches\transforms-3\55e2945c4f5a532b870810a22f23cc30\transformed\core-1.1.0\res\values\values.xml:142:5-173:25: AAPT: error: resource android:attr/ttcIndex n

ot found.

• 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

Deprecated Gradle features were used in this build, making it incompatible with Gradle 7.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/6.8.1/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 2m 37s
97 actionable tasks: 72 executed, 25 up-to-date