Aspose.Email creates too many daemon threads and pool threads

Hi,
Our application uses Aspose email 17.8 jar
So recently we are observing too many threads getting created from aspose email both daemon and pool threads(500 threads in that 98% in waiting state,remaining in runnable)
We use aspose email to read emails.

Can someone please explain what happening and what triggering these many threads ?

Attaching the stack trace below :
Runnable state:
pool-184843-thread-363" #5073932 prio=5 os_prio=0 tid=0x00007f68d006b000 nid=0x2550 runnable [0x00007f68347c6000] java.lang.Thread.State: RUNNABLE at sun.nio.ch.Net.poll(Native Method) at sun.nio.ch.SocketChannelImpl.poll(SocketChannelImpl.java:954) - locked <0x00000006fb675aa8> (a java.lang.Object) at sun.nio.ch.SocketAdaptor$SocketInputStream.read(SocketAdaptor.java:204) - locked <0x00000006fb675a98> (a java.lang.Object) at sun.nio.ch.ChannelInputStream.read(ChannelInputStream.java:103) - locked <0x00000006edc6bf08> (a sun.nio.ch.SocketAdaptor$SocketInputStream) at java.nio.channels.Channels$ReadableByteChannelImpl.read(Channels.java:385) - locked <0x00000006f4c4e730> (a java.lang.Object) at com.aspose.email.internal.cj.c.a(Unknown Source) at com.aspose.email.internal.q.g.a(Unknown Source) at com.aspose.email.internal.q.g.c(Unknown Source) at com.aspose.email.internal.q.g.a(Unknown Source) at com.aspose.email.internal.q.g$c.b(Unknown Source) at com.aspose.email.internal.q.i.a(Unknown Source) at com.aspose.email.internal.q.k.a(Unknown Source) at com.aspose.email.internal.ck.c.a(Unknown Source) at com.aspose.email.internal.af.j.run(SourceFile:66) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)

Waiting state:
pool-184843-thread-364" #5073933 prio=5 os_prio=0 tid=0x00007f68cc03a800 nid=0x2551 waiting on condition [0x00007f68346c5000] java.lang.Thread.State: WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x0000000784f95d68> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039) at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442) at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)

Daemon thread stack trace:
java.lang.ThreadGroup[name=167658,maxpri=10]_356172" #5074136 daemon prio=5 os_prio=0 tid=0x00007f68fc07d000 nid=0x265e in Object.wait() [0x00007f68365e4000] java.lang.Thread.State: WAITING (on object monitor) at java.lang.Object.wait(Native Method) at java.lang.Object.wait(Object.java:502) at com.aspose.email.system.threading.WaitHandle.waitOne(Unknown Source) - locked <0x00000006fbb41d58> (a java.lang.Object) at com.aspose.email.system.threading.WaitHandle.waitOne(Unknown Source) at com.aspose.email.internal.co.ak.endRead(Unknown Source) at com.aspose.email.internal.p.d.endRead(Unknown Source) at com.aspose.email.internal.p.d.read(Unknown Source) at com.aspose.email.avj.read(SourceFile:58) at com.aspose.email.ec.read(SourceFile:247) at com.aspose.email.gx.b(SourceFile:168) - locked <0x00000006fb625e00> (a java.lang.Object) at com.aspose.email.gx.a(SourceFile:160) at com.aspose.email.aag.c(SourceFile:325) at com.aspose.email.aag.b(SourceFile:219) at com.aspose.email.cq.a(SourceFile:326) at com.aspose.email.ayb.a(SourceFile:193) at com.aspose.email.internal.af.g.a(Unknown Source) at com.aspose.email.internal.af.h.run(Unknown Source) at java.lang.Thread.run(Thread.java:748)

@hruser,
Thank you for your request. Could you check the issue with the latest version of Aspose.Email, please? If the issue persists, please share the simplest code example reproducing the problem.