Question

我在命令提示符处输入了命令$ cordova build android，它给了我这个错误：

Error: cmd: Command failed with exit code 1 Error output:
Exception in thread "main" java.lang.RuntimeException: java.net.UnknownHostException: downloads.gradle.org
        at org.gradle.wrapper.ExclusiveFileAccessManager.access(ExclusiveFileAccessManager.java:78)
        at org.gradle.wrapper.Install.createDist(Install.java:47)
        at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:129)
        at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:48)
Caused by: java.net.UnknownHostException: downloads.gradle.org
        at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
        at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:668)
        at sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:173)
        at sun.net.NetworkClient.doConnect(NetworkClient.java:180)
        at sun.net.www.http.HttpClient.openServer(HttpClient.java:432)
        at sun.net.www.http.HttpClient.openServer(HttpClient.java:527)
        at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:275)
        at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:371)
        at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191)
        at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1104)
        at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:998)
        at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177)
        at sun.net.www.protocol.http.HttpURLConnection.followRedirect0(HttpURLConnection.java:2661)
        at sun.net.www.protocol.http.HttpURLConnection.followRedirect(HttpURLConnection.java:2583)
        at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1769)
        at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1440)
        at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254)
        at org.gradle.wrapper.Download.downloadInternal(Download.java:59)
        at org.gradle.wrapper.Download.download(Download.java:45)
        at org.gradle.wrapper.Install$1.call(Install.java:60)
        at org.gradle.wrapper.Install$1.call(Install.java:47)
        at org.gradle.wrapper.ExclusiveFileAccessManager.access(ExclusiveFileAccessManager.java:65)'

你能帮帮我吗？

Answer 1

检查您的Jdk版本（1.8）并确保为jdk添加环境变量。在设置了重新启动visual studio并构建项目之后。

错误：cmd：命令失败，退出代码1错误输出

1 个答案: