报错：

Git Pull Failed
                Invocation failed Unexpected end of file from server
                java.lang.RuntimeException: Invocation failed Unexpected end of file from server
                at org.jetbrains.git4idea.http.GitAskPassXmlRpcClient.askUsername(GitAskPassXmlRpcClient.java:55)
                at org.jetbrains.git4idea.http.GitAskPassApp.main(GitAskPassApp.java:66)
                Caused by: java.net.SocketException: Unexpected end of file from server
                at sun.net.www.http.HttpClient.parseHTTPHeader(HttpClient.java:851)
                at sun.net.www.http.HttpClient.parseHTTP(HttpClient.java:678)
                at sun.net.www.http.HttpClient.parseHTTPHeader(HttpClient.java:848)
                at sun.net.www.http.HttpClient.parseHTTP(HttpClient.java:678)
                at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1593)
                at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1498)
                at org.apache.xmlrpc.DefaultXmlRpcTransport.sendXmlRpc(DefaultXmlRpcTransport.java:87)
                at org.apache.xmlrpc.XmlRpcClientWorker.execu... (show balloon)

原因1：

Git的默认配置问题

解决方案：

在 File- Settings-Version Control – Git 中启用“Use credential helper”,如下图

来源

stack overflow网站问答

回顾

解决问题的过程是十分漫长并且考验耐心，人贵有恒心，然后集大家之所长，合力解决问题。