Two exception on run in Eclipse. What are?

Hi,
i’m an italian developer. I downloaded source code following this how to and I complete all the steps required.When i execute ant i get a few warning, when i run the project i see all this output in console:

Hotplug cache populated with: '\\?\hdaudio#func_01&ven_10ec&dev_0662&subsys_10438290&rev_1001#4&18a64267&0&0001#{6994ad04-93ef-11d0-a3cc-00a0c9223196}\emicinwave'

Hotplug cache populated with: ‘\?\hdaudio#func_01&ven_10ec&dev_0662&subsys_10438290&rev_1001#4&18a64267&0&0001#{6994ad04-93ef-11d0-a3cc-00a0c9223196}\eheadphonewave’
Hotplug cache populated with: ‘\?\hdaudio#func_01&ven_10ec&dev_0662&subsys_10438290&rev_1001#4&18a64267&0&0001#{6994ad04-93ef-11d0-a3cc-00a0c9223196}\emixedcapturewave’
Hotplug cache populated with: ‘\?\hdaudio#func_01&ven_10ec&dev_0662&subsys_10438290&rev_1001#4&18a64267&0&0001#{6994ad04-93ef-11d0-a3cc-00a0c9223196}\espdifoutwave’
Hotplug cache populated with: ‘\?\hdaudio#func_01&ven_10ec&dev_0662&subsys_10438290&rev_1001#4&18a64267&0&0001#{6994ad04-93ef-11d0-a3cc-00a0c9223196}\elineoutwave’
before paHostApiInitializers[0].
after paHostApiInitializers[0].
2018-12-19 16:55:04.757 GRAVE: [17] org.jitsi.impl.neomedia.device.DeviceConfiguration.log() Failed to register custom Renderer org.jitsi.impl.neomedia.jmfext.media.renderer.video.JAWTRenderer with JMF.
java.lang.UnsatisfiedLinkError: C:\Users\pier\AppData\Local\Temp\jna-3440742\jna8164900671166460094.dll: Can’t find dependent libraries
at java.lang.ClassLoader$NativeLibrary.load(Native Method)
at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1941)
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1824)
at java.lang.Runtime.load0(Runtime.java:809)
at java.lang.System.load(System.java:1086)
at org.jitsi.util.JNIUtils.loadLibrary(JNIUtils.java:104)
at org.jitsi.util.JNIUtils.loadLibrary(JNIUtils.java:40)
at org.jitsi.impl.neomedia.jmfext.media.renderer.video.JAWTRenderer.(JAWTRenderer.java:99)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:264)
at org.jitsi.impl.neomedia.device.DeviceConfiguration.registerCustomRenderers(DeviceConfiguration.java:1046)
at org.jitsi.impl.neomedia.device.DeviceConfiguration.(DeviceConfiguration.java:365)
at org.jitsi.impl.neomedia.MediaServiceImpl.(MediaServiceImpl.java:160)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at java.lang.Class.newInstance(Class.java:442)
at org.jitsi.impl.libjitsi.LibJitsiImpl$ServiceLock.initializeService(LibJitsiImpl.java:196)
at org.jitsi.impl.libjitsi.LibJitsiImpl$ServiceLock.getService(LibJitsiImpl.java:131)
at org.jitsi.impl.libjitsi.LibJitsiImpl.getService(LibJitsiImpl.java:91)
at org.jitsi.impl.libjitsi.LibJitsiOSGiImpl.getService(LibJitsiOSGiImpl.java:95)
at org.jitsi.service.libjitsi.LibJitsi.invokeGetServiceOnImpl(LibJitsi.java:172)
at org.jitsi.service.libjitsi.LibJitsi.getMediaService(LibJitsi.java:124)
at net.java.sip.communicator.impl.neomedia.NeomediaActivator.start(NeomediaActivator.java:391)
at org.apache.felix.framework.util.SecureAction.startActivator(SecureAction.java:697)
at org.apache.felix.framework.Felix.activateBundle(Felix.java:2240)
at org.apache.felix.framework.Felix.startBundle(Felix.java:2146)
at org.apache.felix.framework.Felix.setActiveStartLevel(Felix.java:1373)
at org.apache.felix.framework.FrameworkStartLevelImpl.run(FrameworkStartLevelImpl.java:308)
at java.lang.Thread.run(Thread.java:748)
2018-12-19 16:55:10.936 GRAVE: [82] impl.osdependent.jdic.SystrayServiceJdicImpl.setNotificationCount().506 Could not set the notification count.
java.lang.IllegalStateException: Component must be displayable
at com.sun.jna.Native$AWT.getComponentID(Native.java:1962)
at com.sun.jna.Native.getComponentPointer(Native.java:285)
at net.java.sip.communicator.impl.osdependent.windows.TaskBarList3.SetOverlayIcon(TaskBarList3.java:147)
at net.java.sip.communicator.impl.osdependent.jdic.SystrayServiceJdicImpl.setNotificationCount(SystrayServiceJdicImpl.java:501)
at net.java.sip.communicator.impl.gui.UIServiceImpl.forwardNotificationCount(UIServiceImpl.java:1669)
at net.java.sip.communicator.impl.gui.UIServiceImpl.notificationReceived(UIServiceImpl.java:1642)
at net.java.sip.communicator.impl.gui.main.UINotificationManager.fireNotificationEvent(UINotificationManager.java:150)
at net.java.sip.communicator.impl.gui.main.UINotificationManager.addNotification(UINotificationManager.java:86)
at net.java.sip.communicator.impl.gui.main.contactlist.notifsource.NotificationGroup.addNotificationContact(NotificationGroup.java:340)
at net.java.sip.communicator.impl.gui.main.contactlist.notifsource.NotificationGroup.messageWaitingNotify(NotificationGroup.java:308)
at net.java.sip.communicator.impl.gui.main.contactlist.notifsource.NotificationContactSource.messageWaitingNotify(NotificationContactSource.java:98)
at net.java.sip.communicator.impl.protocol.sip.OperationSetMessageWaitingSipImpl.fireVoicemailNotificationEvent(OperationSetMessageWaitingSipImpl.java:382)
at net.java.sip.communicator.impl.protocol.sip.OperationSetMessageWaitingSipImpl.access$1(OperationSetMessageWaitingSipImpl.java:332)
at net.java.sip.communicator.impl.protocol.sip.OperationSetMessageWaitingSipImpl$MessageSummarySubscriber.processActiveRequest(OperationSetMessageWaitingSipImpl.java:536)
at net.java.sip.communicator.impl.protocol.sip.EventPackageSubscriber.processRequest(EventPackageSubscriber.java:679)
at net.java.sip.communicator.impl.protocol.sip.ProtocolProviderServiceSipImpl.processRequest(ProtocolProviderServiceSipImpl.java:1114)
at net.java.sip.communicator.impl.protocol.sip.SipStackSharing.processRequest(SipStackSharing.java:732)
at gov.nist.javax.sip.EventScanner.deliverRequestEvent(EventScanner.java:250)
at gov.nist.javax.sip.EventScanner.deliverEvent(EventScanner.java:146)
at gov.nist.javax.sip.SipProviderImpl.handleEvent(SipProviderImpl.java:185)
at gov.nist.javax.sip.DialogFilter.processRequest(DialogFilter.java:1324)
at gov.nist.javax.sip.stack.SIPServerTransactionImpl.processRequest(SIPServerTransactionImpl.java:811)
at gov.nist.javax.sip.stack.UDPMessageChannel.processMessage(UDPMessageChannel.java:578)
at gov.nist.javax.sip.stack.UDPMessageChannel.processIncomingDataPacket(UDPMessageChannel.java:524)
at gov.nist.javax.sip.stack.UDPMessageChannel.run(UDPMessageChannel.java:319)
at java.lang.Thread.run(Thread.java:748)
OutOfProcessServer::run: CoInitializeEx=00000000;
OutOfProcessServer::loadRegTypeLib: LoadRegTypeLib=00000000;
OutOfProcessServer::run: loadRegTypeLib=00000000;
OutOfProcessServer::run: setIMProvidersCommunicatorUpAndRunning(1)=00000000;
OutOfProcessServer::run: registerClassObjects=00000000;
OutOfProcessServer::run: setIMProvidersCommunicatorUpAndRunning(2)=00000000;

Because I have this two exception?
2018-12-19 16:55:04.757 GRAVE: [17] org.jitsi.impl.neomedia.device.DeviceConfiguration.log() Failed to register custom Renderer org.jitsi.impl.neomedia.jmfext.media.renderer.video.JAWTRenderer with JMF.
java.lang.UnsatisfiedLinkError: C:\Users\pier\AppData\Local\Temp\jna-3440742\jna8164900671166460094.dll: Can’t find dependent libraries

2018-12-19 16:55:10.936 GRAVE: [82] impl.osdependent.jdic.SystrayServiceJdicImpl.setNotificationCount().506 Could not set the notification count.
java.lang.IllegalStateException: Component must be displayable

The rest of output i think this isn’t errors…