[환경] 혹시 gradle 5.1.1 버전은 지원을 하지 않나요?

gradle 버전을 업데이트하고 나서 SDK를 받을 수가 없습니다.

안드로이드 스튜디오 버전 : 3.4.1
gradle 버전 : 5.1.1

에러 로그 :
ERROR: Unable to resolve dependency for ‘:app@prodDebug/compileClasspath’: Could not resolve com.kakao.sdk:usermgmt:1.19.0.
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Affected Modules: app
ERROR: Unable to resolve dependency for ‘:app@prodDebugAndroidTest/compileClasspath’: Could not resolve com.kakao.sdk:usermgmt:1.19.0.
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Affected Modules: app
ERROR: Unable to resolve dependency for ‘:app@prodDebugUnitTest/compileClasspath’: Could not resolve com.kakao.sdk:usermgmt:1.19.0.
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Affected Modules: app
ERROR: Unable to resolve dependency for ‘:app@prodRelease/compileClasspath’: Could not resolve com.kakao.sdk:usermgmt:1.19.0.
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Affected Modules: app
ERROR: Unable to resolve dependency for ‘:app@prodReleaseUnitTest/compileClasspath’: Could not resolve com.kakao.sdk:usermgmt:1.19.0.
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Affected Modules: app
ERROR: Unable to resolve dependency for ‘:app@mockDebug/compileClasspath’: Could not resolve com.kakao.sdk:usermgmt:1.19.0.
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Affected Modules: app
ERROR: Unable to resolve dependency for ‘:app@mockDebugAndroidTest/compileClasspath’: Could not resolve com.kakao.sdk:usermgmt:1.19.0.
Show Details
Affected Modules: app
ERROR: Unable to resolve dependency for ‘:app@mockDebugUnitTest/compileClasspath’: Could not resolve com.kakao.sdk:usermgmt:1.19.0.
Show Details
Affected Modules: app

단순히 gradle 버전을 업데이트해서 다운로드가 안될 순 없을텐데요. 리파지토리 설정이 제대로 되어 있나요?

리파지토리 문제는 아니었습니다.

근데 지금은 문제 없이 잘 되네요. 아마 재현은 안 될 것 같습니다.