on 07-03-2017 4:20 AM
Hi,
I'm getting "ERROR_FROM_R" when I try to run any R algorithm (Boosting, Random Forest, CNR) on Expert Analytics. I've managed to successfully run the Auto Classification algorithm. I've installed the required packages (including rJDBC, RODBC and rJava), and the R configuration points to the folder that R 3.3.0 was installed in.. What does this mean/what should I do? Error log is below. Using SAP Predictive Analytics 3.1.1
Thanks in advance for any help.
2017/07/03 11:08:56.159000|>>|S| |17144| 39| |||||||||||||||[com.sap.hilo.desktop.predict.services.ExecuteChainService]
com.sap.pa.papd.connector.exception.ServiceConnectorException: ERROR_FROM_R
at com.sap.pa.papd.connector.ServiceInprocConnector.executeRequest(ServiceInprocConnector.java:231)
at com.sap.hilo.desktop.predict.services.PAService.getErrorInfo(PAService.java:81)
at com.sap.hilo.desktop.predict.services.ExecuteChainService.execute(ExecuteChainService.java:132)
at com.sap.hilo.desktop.predict.services.PAService.execute(PAService.java:55)
at com.sap.hilo.desktop.embeddedserver.httpservice.HTTPAdapter.execute(HTTPAdapter.java:91)
at com.sap.hilo.desktop.embeddedserver.DispatcherServlet.handleRequest(DispatcherServlet.java:107)
at com.sap.hilo.desktop.embeddedserver.DispatcherServlet.doPost(DispatcherServlet.java:87)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:598)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1367)
at com.sap.hilo.desktop.embeddedserver.JsonPaddingFilter.doFilter(JsonPaddingFilter.java:80)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1338)
at com.sap.hilo.desktop.embeddedserver.configurator.internal.SecurityFilter.doFilter(SecurityFilter.java:59)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1338)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:484)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1065)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:413)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:192)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:999)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:111)
at org.eclipse.jetty.server.Server.handle(Server.java:350)
at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:454)
at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:900)
at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:954)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:851)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:77)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:606)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:46)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:603)
at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:538)
at java.lang.Thread.run(Thread.java:812)
Please see if the below notes helps:
https://launchpad.support.sap.com/#/notes/0002443416
https://launchpad.support.sap.com/#/notes/0002409635
We will update the thread once we will have confirmed in-house that your problem is resolved by these notes.
Kind regards,
Antoine
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