我在使用RallyRestToolkitForJava时遇到了java.io.IOException：HTTP / 1.1 401 Unauthorized错误

Question

我使用RallyRestToolkitForJava Api获取所有故事和任务数据以进行分析，但我发现我可以获取一些数据并以java.io.IOException: HTTP/1.1 401 Unauthorized at com.rallydev.rest.RallyRestApi.doRequest(RallyRestApi.java:318) at com.rallydev.rest.RallyRestApi.doGet(RallyRestApi.java:460) at com.rallydev.rest.RallyRestApi.get(RallyRestApi.java:266) at com.rallydev.rest.RallyRestApi.get(RallyRestApi.java:254) at com.rallydev.rest.Tool.getByRef(Tool.java:44) at com.rallydev.rest.GetStroy.main(GetStroy.java:31) Exception in thread "main" java.lang.NullPointerException at com.rallydev.rest.GetStroy.main(GetStroy.java:42)

的错误终止