Re: [I] [Bug]: Null pointer exception while executing a Webservice pipeline (hop)

["Keziake (via GitHub)" <gi...@apache.org>]

Keziake commented on issue #3498:
URL: https://github.com/apache/hop/issues/3498#issuecomment-2133339399

   Hi,
   I'm having the same issue.
   
   Here is the message and stack:
   
   URI: | /hop/webService/
   500
   javax.servlet.ServletException: Error producing web service output
   org.apache.hop.www.WebServiceServlet-2ba9ed19
   javax.servlet.ServletException: Error producing web service output
   org.apache.hop.core.exception.HopException: Error preparing remote pipeline Cannot invoke "org.apache.hop.core.logging.LogLevel.getLevel()" **because "filterLogLevel" is null**
   java.lang.NullPointerException: Cannot invoke "org.apache.hop.core.logging.LogLevel.getLevel()" **because "filterLogLevel" is null**
   
   javax.servlet.ServletException: Error producing web service output
   	at org.apache.hop.www.WebServiceServlet.doGet(WebServiceServlet.java:231)
   	at javax.servlet.http.HttpServlet.service(HttpServlet.java:687)
   	at org.apache.hop.www.BaseHttpServlet.service(BaseHttpServlet.java:103)
   	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
   	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799)
   	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:550)
   	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
   	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)
   	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
   	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1435)
   	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
   	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501)
   	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)
   	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
   	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1350)
   	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
   	at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:234)
   	at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:59)
   	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:567)
   	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
   	at org.eclipse.jetty.server.Server.handle(Server.java:516)
   	at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:388)
   	at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:633)
   	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:380)
   	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)
   	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
   	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
   	at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
   	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
   	at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
   	at java.base/java.lang.Thread.run(Thread.java:1589)
   Caused by: org.apache.hop.core.exception.HopException: 
   Error preparing remote pipeline
   Cannot invoke "org.apache.hop.core.logging.LogLevel.getLevel()" because "filterLogLevel" is null
   
   	at org.apache.hop.pipeline.engines.remote.RemotePipelineEngine.prepareExecution(RemotePipelineEngine.java:259)
   	at org.apache.hop.www.WebServiceServlet.doGet(WebServiceServlet.java:195)
   	... 30 more
   Caused by: java.lang.NullPointerException: Cannot invoke "org.apache.hop.core.logging.LogLevel.getLevel()" because "filterLogLevel" is null
   	at org.apache.hop.core.logging.LogLevel.isVisible(LogLevel.java:103)
   	at org.apache.hop.core.logging.LogChannel.println(LogChannel.java:105)
   	at org.apache.hop.core.logging.LogChannel.logBasic(LogChannel.java:157)
   	at org.apache.hop.pipeline.engines.remote.RemotePipelineEngine.prepareExecution(RemotePipelineEngine.java:230)
   	... 31 more
   
   


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