Missing Features Exception while inputting the custom dataset.

[adinath1233]

I don't exactly it is bug or I am doing it wrong I was trying to input the my custom dataset for TabnetRegression I am getting error:

**ERROR 13031 --- [nio-8080-exec-2] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.IllegalArgumentException: Missing features.] with root cause

java.lang.IllegalArgumentException: Missing features. at ai.djl.basicdataset.tabular.TabularDataset.(TabularDataset.java:50) ~[basicdataset-0.25.0.jar:na] at ai.djl.basicdataset.tabular.CsvDataset.(CsvDataset.java:42) ~[basicdataset-0.25.0.jar:na] at ai.djl.basicdataset.tabular.CsvDataset$CsvBuilder.build(CsvDataset.java:158) ~[basicdataset-0.25.0.jar:na] at org.example.TabNetExample.TabNetClass.loadCsv(TabNetClass.java:61) ~[classes/:na] at org.example.TabNetExample.TabNetClass.runTabNet(TabNetClass.java:41) ~[classes/:na] at org.example.Controller.SparkController.tabNetRun(SparkController.java:59) ~[classes/:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:na] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] at java.base/java.lang.reflect.Method.invoke(Method.java:566) ~[na:na] at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205) ~[spring-web-5.3.31.jar:5.3.31] at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:150) ~[spring-web-5.3.31.jar:5.3.31] at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:117) ~[spring-webmvc-5.3.31.jar:5.3.31] at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:895) ~[spring-webmvc-5.3.31.jar:5.3.31] at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808) ~[spring-webmvc-5.3.31.jar:5.3.31] at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-5.3.31.jar:5.3.31] at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1072) ~[spring-webmvc-5.3.31.jar:5.3.31] at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:965) ~[spring-webmvc-5.3.31.jar:5.3.31] at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006) ~[spring-webmvc-5.3.31.jar:5.3.31] at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909) ~[spring-webmvc-5.3.31.jar:5.3.31] at javax.servlet.http.HttpServlet.service(HttpServlet.java:517) ~[jakarta.servlet-api-4.0.4.jar:4.0.4] at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883) ~[spring-webmvc-5.3.31.jar:5.3.31] at javax.servlet.http.HttpServlet.service(HttpServlet.java:584) ~[jakarta.servlet-api-4.0.4.jar:4.0.4] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:209) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) ~[tomcat-embed-websocket-9.0.83.jar:9.0.83] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-5.3.31.jar:5.3.31] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.31.jar:5.3.31] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-5.3.31.jar:5.3.31] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.31.jar:5.3.31] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-5.3.31.jar:5.3.31] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.31.jar:5.3.31] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:168) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:481) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:130) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:928) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1794) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-9.0.83.jar:9.0.83] at java.base/java.lang.Thread.run(Thread.java:829) ~[na:na]**

my code snippet : TabularDataset dataset = loadCsv("pathtodataset/dataset.csv"); private static TabularDataset loadCsv(String filePath) throws IOException { // Load CSV file CsvDataset dataset = CsvDataset.builder() .optCsvFile(Paths.get(filePath)) .setSampling(100, true) .setCsvFormat(CSVFormat.DEFAULT.withHeader("Geography", "Gender", "Age", "Tenure", "Balance", "NumberOfProducts", "HasCrCard", "ActiveMembers", "EstimatedSalary", "Exited", "CreditScore")) .build(); return dataset; }

Correct me if I am doing it wrong and just can anyone provide me the correct method for the inputting custom dataset.