在阿里语音AI中英文到中文的翻译，为什么出错？

在阿里语音AI中英文到中文的翻译，为什么出错？RequestId: E3445296-94B7-5C4E-8F33-5E566FB7CDC2

[LOG] {"headers":{"access-control-allow-origin":"","date":"Mon, 02 Oct 2023 08:02:53 GMT","content-length":"100","keep-alive":"timeout=25","x-acs-request-id":"3D9C9EC2-3FC8-524A-B711-1D1C33329F2E","connection":"keep-alive","content-type":"application/json;charset=utf-8","etag":"1vTH/xy9t/ptCtfSKlA9ybg0","access-control-expose-headers":"","x-acs-trace-id":"5e229908e4c090f7b4d5b67a5e715dcf"},"statusCode":200,"body":{"code":10005,"message":"Remote service error","requestId":"3D9C9EC2-3FC8-524A-B711-1D1C33329F2E"}}
翻译成功，HTTP状态码: 200
java.lang.NullPointerException
at com.aliyun.sample.MyHttpServlet.doPost(MyHttpServlet.java:210)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:754)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:558)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:488)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:973)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:417)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:192)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:907)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:250)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110)
at org.eclipse.jetty.server.Server.handle(Server.java:346)
at org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:442)
at org.eclipse.jetty.server.HttpConnection$RequestHandler.content(HttpConnection.java:941)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:893)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:224)
at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:51)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:586)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:44)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:598)
at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:533)
at java.lang.Thread.run(Unknown Source)
返回的json文本: {"TargetText":"无法翻译"}
FormatType : [text]
SourceLanguage : [En]
TargetLanguage : [Zh]
SourceText : [Please help me. ]
Scene : [general]
Expiration: 2023-10-02T09:02:53Z