HI, I am trying to add kiteconnect.jar as suggested. For that I kave place the jar in libs folder and write "implementation files('libs/kiteconnect.jar')" in app's build.gradle file within dependencies section. But it shows error at build as follows - Duplicate class kotlin.ArrayIntrinsicsKt found in modules jetified-kiteconnect.jar (kiteconnect.jar) and jetified-kotlin-stdlib-1.3.72.jar (org.jetbrains.kotlin:kotlin-stdlib:1.3.72) Duplicate class kotlin.BuilderInference found in modules jetified-kiteconnect.jar (kiteconnect.jar) and jetified-kotlin-stdlib-1.3.72.jar (org.jetbrains.kotlin:kotlin-stdlib:1.3.72) Duplicate class kotlin.Deprecated found in modules jetified-kiteconnect.jar (kiteconnect.jar) and jetified-kotlin-stdlib-1.3.72.jar (org.jetbrains.kotlin:kotlin-stdlib:1.3.72) Duplicate class kotlin.DeprecationLevel found in modules jetified-kiteconnect.jar (kiteconnect.jar) and jetified-kotlin-stdlib-1.3.72.jar (org.jetbrains.kotlin:kotlin-stdlib:1.3.72) Duplicate class kotlin.DslMarker found in modules jetified-kiteconnect.jar (kiteconnect.jar) and jetified-kotlin-stdlib-1.3.72.jar (org.jetbrains.kotlin:kotlin-stdlib:1.3.72) Duplicate class kotlin.ExceptionsKt found in modules jetified-kiteconnect.jar (kiteconnect.jar) and jetified-kotlin-stdlib-1.3.72.jar (org.jetbrains.kotlin:kotlin-stdlib:1.3.72) ........................