Debian での環境構築中にエラーが出た。Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list.xml, reason: java.lang.RuntimeException: Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-emptyFailed to fetch URL https://dl-ssl.google.com/android/repository/repository.xml, reason: java.lang.RuntimeException: Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-emptyhttp://groups.google.com/group/android-developers/browse_thread/thread/63a44163a8d07cd9を参考にして・・・The file is ~/.android/androidtool.cfgtry to create it manually and add one line to it:sdkman.force.http=true成功。