>From catalina.out, NPE seems bad. Other log files have NPEs too. Need a never version of tomcat?
Thanks. Lou. ----- 22-Feb-2018 16:37:28.599 SEVERE [http-nio-8080-exec-29] org.apache.coyote.http11.Http11Processor.endRequest Error finishing response java.lang.NullPointerException 22-Feb-2018 16:41:22.340 SEVERE [http-nio-8080-exec-34] org.apache.coyote.http11.Http11Processor.service Error processing request java.lang.NullPointerException 22-Feb-2018 16:41:22.340 SEVERE [http-nio-8080-exec-34] org.apache.coyote.http11.Http11Processor.endRequest Error finishing response java.lang.NullPointerException 22-Feb-2018 16:41:22.341 SEVERE [http-nio-8080-exec-33] org.apache.coyote.http11.Http11Processor.endRequest Error finishing response java.lang.NullPointerException at org.apache.coyote.http11.Http11OutputBuffer.commit(Http11OutputBuffer.java:332) at org.apache.coyote.http11.Http11Processor.prepareResponse(Http11Processor.java:1288) at org.apache.coyote.AbstractProcessor.action(AbstractProcessor.java:261) at org.apache.coyote.http11.Http11Processor.endRequest(Http11Processor.java:1457) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:823) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:802) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1410) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:745) 22-Feb-2018 17:45:20.128 SEVERE [http-nio-8080-exec-41] org.apache.coyote.http11.Http11Processor.service Error processing request java.lang.NullPointerException at org.apache.coyote.http11.Http11OutputBuffer.commit(Http11OutputBuffer.java:332) at org.apache.coyote.http11.Http11Processor.prepareResponse(Http11Processor.java:1288) at org.apache.coyote.AbstractProcessor.action(AbstractProcessor.java:261) at org.apache.coyote.Response.action(Response.java:169) at org.apache.coyote.Response.sendHeaders(Response.java:351) at org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:322) at org.apache.catalina.connector.OutputBuffer.close(OutputBuffer.java:281) at org.apache.catalina.connector.Response.finishResponse(Response.java:484) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:379) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:784) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:802) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1410) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:745) 22-Feb-2018 17:45:20.130 SEVERE [http-nio-8080-exec-41] org.apache.coyote.http11.Http11Processor.endRequest Error finishing response java.lang.NullPointerException