Unable to communicate with the directory server.

We are receiving the following error when attempting to login to ARIS:

Java Plug-in 11.45.2.15
Using JRE version 1.8.0_45-b15 Java HotSpot™ Client VM
User home directory = C:\Users\WolavAnt

c: clear console window
f: finalize objects on finalization queue
g: garbage collect
h: display this help message
l: dump classloader list
m: print memory usage
o: trigger logging
q: hide console
r: reload policy configuration
s: dump system and deployment properties
t: dump thread list
v: dump thread stack
x: clear classloader cache
0-5: set trace level to

Temporary directory: C:\Users\WolavAnt\AppData\Local\Temp
DownloadClientPath specified in server-side arisloader.cfg, checking access rights for: C:\Users\WolavAnt\ARIS90/DownloadClient/10.75.202.193
Using DownloadClientPath specified in server-side arisloader.cfg
Local download directory: C:\Users\WolavAnt\ARIS90/DownloadClient/10.75.202.193
Applet parameter param0: appletmode=javaapp
→ program parameter appletmode: javaapp
Applet parameter param1: configuration=ARIS
→ program parameter configuration: ARIS
Applet parameter param2: language=en-US
→ program parameter language: en-US
Applet parameter param3: appserver=
→ program parameter appserver:
Applet parameter param4: tenant=default
→ program parameter tenant: default
Applet parameter param5: iiopport=80
→ program parameter iiopport: 80
Applet parameter param6: sslport=0
→ program parameter sslport: 0
Applet parameter param7: usessl=false
→ program parameter usessl: false
Applet parameter param8: ignoreproxy=false
→ program parameter ignoreproxy: false
Detecting proxy settings…
[PROXY] host:
[PROXY] port: -1
[PROXY] used: false
downloading /lib/y-aris-client-loader.jar from: http:///abs/downloadClient/lib/y-aris-client-loader.jar
Received bytes: 89043
downloading /lib/sapjco3.jar from: http:///abs/downloadClient/lib/sapjco3.jar
downloading /plugins/ssocltplugin.jar from: http:///abs/downloadClient/plugins/ssocltplugin.jar
Client parameter: appletmode=javaapp
→ program parameter appletmode: javaapp
Client parameter: configuration=ARIS
→ program parameter configuration: ARIS
Client parameter: language=en-US
→ program parameter language: en-US
Client parameter: appserver=
Client parameter: tenant=default
→ program parameter tenant: default
Client parameter: iiopport=80
→ program parameter iiopport: 80
Client parameter: sslport=0
→ program parameter sslport: 0
Client parameter: usessl=false
Client parameter: ignoreproxy=false
→ program parameter ignoreproxy: false
Starting client…
“C:\Program Files (x86)\Java\jre1.8.0_45\bin\javaw.exe” -Xmx700m -XX:PermSize=64m -XX:MaxPermSize=160m -XX:+DisableExplicitGC -XX:+UseParallelGC -XX:+UseParallelOldGC -Xss4m -Djava.util.Arrays.useLegacyMergeSort=true -Dsun.security.krb5.debug=true -Dsun.security.spnego.debug=true -Daris.remote.dir=http:///abs/downloadClient/ -cp C:\Users\WolavAnt\ARIS90/DownloadClient/10.75.202.193/lib/y-aris-client-webstart.jar -Duser.dir=C:\Users\WolavAnt\ARIS90/DownloadClient/10.75.202.193 -Dcom.aris.modeling.client.useProxy=false com.aris.modeling.client.loader.AArisLoader appletmode javaapp configuration ARIS language en-US tenant default iiopport 80 sslport 0 ignoreproxy false appserver :-1 usessl false codebase http:///abs/downloadClient/lib/
log4j:WARN No appenders could be found for logger (org.springframework.core.env.StandardEnvironment).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See Apache log4j 1.2 - Frequently Asked Technical Questions for more info.
2017-08-07 09:47:52,047 ? - Cezanne is using JVM internals ‘RestrictedJVMInternals’.
2017-08-07 09:47:52,063 ? - Cezanne is using JVM internals ‘UnrestrictedJVMInternals’.
2017-08-07 09:47:52,094 ? - Loading Cezanne extensions …
2017-08-07 09:47:52,110 ? - NetBeans module ‘Core’ (class 'org.netbeans.swing.plaf.Startup) does not seem to be available: java.lang.ClassNotFoundException: org.netbeans.swing.plaf.Startup
2017-08-07 09:47:52,110 ? - NetBeans module ‘Look & Feel Customization Library’ (class 'org.netbeans.swing.plaf.LFCustoms) does not seem to be available: java.lang.ClassNotFoundException: org.netbeans.swing.plaf.LFCustoms
2017-08-07 09:47:52,110 ? - NetBeans module ‘Tab Control’ (class 'org.netbeans.swing.tabcontrol.TabbedContainer) does not seem to be available: java.lang.ClassNotFoundException: org.netbeans.swing.tabcontrol.TabbedContainer
2017-08-07 09:47:52,110 ? - NetBeans module ‘Window System API’ (class 'org.openide.windows.WindowManager) does not seem to be available: java.lang.ClassNotFoundException: org.openide.windows.WindowManager
2017-08-07 09:47:52,110 ? - Loaded Cezanne extension ‘JIDE’.
2017-08-07 09:47:52,110 ? - Finished loading Cezanne extensions.
2017-08-07 09:47:52,328 ? - Init: Theme: 211 millis.
2017-08-07 09:47:52,469 ? - Init: UIDefaults: 127 millis.
2017-08-07 09:47:52,765 87 - *---------------------------------
2017-08-07 09:47:52,765 87 - *
2017-08-07 09:47:52,765 87 - * Starting Client 98.1.0.1021439(internal: 9.8.0.1021439)…
2017-08-07 09:47:52,765 87 - * Mon Aug 07 09:47:52 EDT 2017
2017-08-07 09:47:52,765 87 - *
2017-08-07 09:47:52,765 87 - *---------------------------------
2017-08-07 09:47:52,765 87 -
2017-08-07 09:47:52,765 87 - Java version: 1.8.0_45
2017-08-07 09:47:52,765 87 - Total available memory (MB): 622.25
2017-08-07 09:47:52,765 87 - Operating System: Windows 7
2017-08-07 09:47:52,765 87 - Operating System Version: 6.1
2017-08-07 09:47:52,765 87 - Operating System Archtecture: x86
2017-08-07 09:47:52,765 87 - User configuration directory: null
2017-08-07 09:47:52,765 87 - Local directory: C:\Users\WolavAnt\ARIS90/DownloadClient/10.75.202.193
2017-08-07 09:47:52,765 87 - Remote directory: http:///abs/downloadClient/
2017-08-07 09:47:52,796 87 - [help] Initializing Embedded Help System at : jar:file:///C:/Users/WolavAnt/ARIS90/DownloadClient/10.75.202.193/lib/loginhelp.jar!/help/en/embedded/
2017-08-07 09:47:52,843 87 - [container] initializing dialogs…
2017-08-07 09:48:50,985 87 - [server access] connecting server …
2017-08-07 09:48:51,001 87 -
2017-08-07 09:48:51,001 87 - [server access] retrieving server connection data
2017-08-07 09:48:51,001 87 - [server access] - appserver :
2017-08-07 09:48:51,016 87 - [server access] - appserver (FQN) :
2017-08-07 09:48:51,016 87 - [server access] - tenant : default
2017-08-07 09:48:51,016 87 - [server access] - port : 80
2017-08-07 09:48:51,016 87 - [server access] - SSL port : null
2017-08-07 09:48:51,016 87 - [server access] - use SSL : false
2017-08-07 09:48:51,016 87 - [server access] - use tunnel (proxy) : false
2017-08-07 09:48:51,016 87 - [server access] starting client profile …
2017-08-07 09:48:51,016 87 - [server access] asking server dispatcher for new BL manager …
2017-08-07 09:48:51,360 852 - cannot login
com.aris.modeling.common.serverremoteapi.cscommon.umc.UMCLoginException: Unable to communicate with the directory server.
at com.aris.modeling.common.serverremoteapi.cscommon.umc.UMCLogin.authenticateOnServer(UMCLogin.java:257)
at com.aris.modeling.common.serverremoteapi.cscommon.umc.UMCLogin.authenticate(UMCLogin.java:124)
at com.aris.modeling.client.container.serveraccess.AServerContext.getUserToken(AServerContext.java:843)
at com.aris.modeling.client.container.serveraccess.AServerContext.connectBLManager(AServerContext.java:771)
at com.aris.modeling.client.container.controller.AServerAccessController.connectBL(AServerAccessController.java:381)
at com.aris.modeling.client.container.controller.AServerAccessController.connectServer(AServerAccessController.java:153)
at com.aris.modeling.client.container.controller.AServerAccessController.connectDefaultServer(AServerAccessController.java:177)
at com.aris.modeling.client.container.gui.startup.login.AChooseConnectionPage.apply(AChooseConnectionPage.java:494)
at com.idsscheer.framework.gui.dialog.handler.implementation.ADefaultDialogHandler.handleFinish(ADefaultDialogHandler.java:335)
at com.idsscheer.framework.gui.dialog.ABaseDialog.closeDialogByOk(ABaseDialog.java:858)
at com.idsscheer.framework.gui.dialog.implementation.AButtonsPanel$ADialogButton.actionPerformed(AButtonsPanel.java:157)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Window.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$500(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at com.aris.modeling.client.container.common.AFocusManager.dispatchEvent(AFocusManager.java:160)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.WaitDispatchSupport$2.run(Unknown Source)
at java.awt.WaitDispatchSupport$4.run(Unknown Source)
at java.awt.WaitDispatchSupport$4.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.awt.WaitDispatchSupport.enter(Unknown Source)
at java.awt.Dialog.show(Unknown Source)
at com.idsscheer.framework.gui.ADialog.show(ADialog.java:233)
at java.awt.Component.show(Unknown Source)
at java.awt.Component.setVisible(Unknown Source)
at java.awt.Window.setVisible(Unknown Source)
at java.awt.Dialog.setVisible(Unknown Source)
at com.idsscheer.framework.gui.ADialog.setVisible(ADialog.java:247)
at com.idsscheer.framework.gui.dialog.ABaseDialog.handleStart(ABaseDialog.java:282)
at com.idsscheer.framework.gui.dialog.ABaseDialog.startDialog(ABaseDialog.java:164)
at com.idsscheer.framework.gui.dialog.ABaseDialog.startDialog(ABaseDialog.java:157)
at com.aris.modeling.client.container.controller.ALicenseController.init(ALicenseController.java:151)
at com.aris.modeling.client.container.common.AARISClientContainer.init(AARISClientContainer.java:217)
at com.aris.modeling.client.container.common.AARISClientContainer.init(AARISClientContainer.java:148)
at com.aris.modeling.client.loader.AArisLoader$1.run(AArisLoader.java:528)
at java.awt.event.InvocationEvent.dispatch(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$500(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at com.aris.modeling.client.container.common.AFocusManager.dispatchEvent(AFocusManager.java:160)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)

I inherited support for this application from a user that was recently and very abruptly released from our organization so I have very little knowledge of the architecture of the application. Any help is greatly appreciated.