Apk Building Error Solution:

In the project files:

open: android folder (in project)

1. open "gradle.wrapper.properties" file

• change the latest gradle version (//search on Google: latest gradle version)

• gradle-7.2.3-.......zip

2. open "build.gradle / build.gradle.kit" file

• android {

ndkVersion="latest version" //By search on Google

}

• CompileOption {

SourceCompatibility=JavaVersion_VERSION_21  (same value V) //[21 ~latest]

TargetCompatibility=JavaVersion_VERSION_21  (same value V) //[21 ~latest]

}

• KotlinOption {

jvmTarget="21"  (same value V)

}

3. open "setting.gradle / setting.gredle.kit" file

• plugines {

"com.android.application" → upgrade version by Google search: latest android plugine version

"org.jetbraina.Kotlin.andriod" → upgrade version by google search

}