Tomcat shutdown error

aspose-pdf-19.2-jdk16.jar
aspose-words-19.2-jdk16.jar
I’ve purchased and used it.
We’re using Tomcat.
Tomcat server shut down.
tomcat left a log.
We are using zulu8.38.0.13-ca-jdk8.0.212-linux_x64 jdk.
Do you know why it was stopped?

-----------------------------------catalina.out -----------------------------------------------
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [defaultScheduler_Worker-25] but has failed to stop it. This is very likely to create a memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [defaultScheduler_Worker-26] but has failed to stop it. This is very likely to create a memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [defaultScheduler_Worker-27] but has failed to stop it. This is very likely to create a memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [defaultScheduler_Worker-28] but has failed to stop it. This is very likely to create a memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [defaultScheduler_Worker-29] but has failed to stop it. This is very likely to create a memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [defaultScheduler_Worker-30] but has failed to stop it. This is very likely to create a memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [Timer-2] but has failed to stop it. This is very likely to create a memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase checkThreadLocalMapForLeaks
SEVERE: The web application [] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@4e8da0b2]) and a value of type [smartsuite.spring.tenancy.context.DefaultTenancyContext] (value [DefaultTenancyContext [tenant=null]]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase checkThreadLocalMapForLeaks
SEVERE: The web application [] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@74ca7a87]) and a value of type [org.springframework.security.core.context.SecurityContextImpl] (value [org.springframework.security.core.context.SecurityContextImpl@ffffffff: Null authentication]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase checkThreadLocalMapForLeaks
SEVERE: The web application [] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@665c7078]) and a value of type [com.aspose.pdf.internal.l71t.lc] (value [com.aspose.pdf.internal.l71t.lc@560f4ca9]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase checkThreadLocalMapForLeaks
SEVERE: The web application [] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@75a4feea]) and a value of type [com.aspose.pdf.internal.l70k.l1v] (value [com.aspose.pdf.internal.l70k.l1v@521dac9b]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase checkThreadLocalMapForLeaks
SEVERE: The web application [] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@75a4feea]) and a value of type [com.aspose.pdf.internal.l70k.l1v] (value [com.aspose.pdf.internal.l70k.l1v@5747d910]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
Sep 11, 2019 6:04:08 PM org.apache.catalina.loader.WebappClassLoaderBase checkThreadLocalMapForLeaks
SEVERE: The web application [] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@665c7078]) and a value of type [com.aspose.pdf.internal.l71t.lc] (value [com.aspose.pdf.internal.l71t.lc@7b01bd55]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
Sep 11, 2019 6:04:08 PM org.apache.coyote.AbstractProtocol stop
INFO: Stopping ProtocolHandler [“http-bio-9180”]
Sep 11, 2019 6:04:08 PM org.apache.coyote.AbstractProtocol stop
INFO: Stopping ProtocolHandler [“ajp-bio-8009”]
Sep 11, 2019 6:04:08 PM org.apache.coyote.AbstractProtocol destroy
INFO: Destroying ProtocolHandler [“http-bio-9180”]
Sep 11, 2019 6:04:08 PM org.apache.coyote.AbstractProtocol destroy
INFO: Destroying ProtocolHandler [“ajp-bio-8009”]

@daesunglee

Please try the latest version of Aspose.PDF for Java 19.8. Hope this helps you.

If you still face problem, please ZIP and attach your input document (PDF) and code example to reproduce this issue at our end. Please also share the Tomcat version and operating system detail. We will investigate the issue and provide you more information on it.