When the file size exceeds 50M , NPE happend.
Linux RedHat, JVM heapSpace 4G ,Total Memory 16 G.
I’m using aspose.words-20.4-jdk17.jar
Here is stacktrace,and I noticed this “at com.aspose.words.zzZEQ.flush(Unknown Source)”
java.lang.NullPointerException
at com.aspose.words.zzZEQ.flush(Unknown Source)
at com.aspose.words.zzYTB.zz9(Unknown Source)
at com.aspose.words.zzZX4.zzY(Unknown Source)
at com.aspose.words.zzZX4.zzX(Unknown Source)
at com.aspose.words.zzZX4.zzT(Unknown Source)
at com.aspose.words.zzZ4Q.zzN(Unknown Source)
at com.aspose.words.zzZ42.zzG(Unknown Source)
at com.aspose.words.zzYTB.zz9(Unknown Source)
at com.aspose.words.zz8I.zzG(Unknown Source)
at com.aspose.words.zz8J.zzZ(Unknown Source)
at com.aspose.words.zz8J.zzZEj(Unknown Source)
at com.aspose.words.zzZ4X.zzZEj(Unknown Source)
at com.aspose.words.zz03.zzZrN(Unknown Source)
at com.aspose.words.zz03.zzZrQ(Unknown Source)
at com.aspose.words.zz03.zzZ(Unknown Source)
at com.aspose.words.zz03.zzYW(Unknown Source)
at com.aspose.words.Document.zzZFw(Unknown Source)
at com.aspose.words.Document.zzZ(Unknown Source)
at com.aspose.words.Document.zzZ(Unknown Source)
at com.aspose.words.Document.save(Unknown Source)
at com.aspose.words.Document.save(Unknown Source)
at com.test.util.FileConvertUtil.wordToPdf(FileConvertUtil.java:72)
at com.test.controller.TranToImageServlet.doGet(TranToImageServlet.java:69)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:790)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1459)
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)