Workflow Monitor Status Diagram Not Displayed With Java Console Error: Exception in thread "thread applet-oracle.apps.fnd.wf.Monitor-1"
(Doc ID 1274137.1)
Last updated on APRIL 04, 2025
Applies to:
Oracle Workflow - Version 11.5.1 to 12.1.3 [Release 11.5 to 12.1]Information in this document applies to any platform.
Symptoms
When attempting to view any Workflow Process diagram using the Status Monitor, the Java window is initialized, but no diagram is displayed.
The following error occurs in the Java console:
Reading certificates from 3108 http://<servername>.<domain>:8000/OA_JAVA/oracle/apps/fnd/jar/fndbalishare.jar | C:\Users\<username>\AppData\LocalLow\Sun\Java\Deployment\cache\6.0\45\407a252d-5db94721.idx
Reading certificates from 17422 http://<servername>.<domain>:8000/OA_JAVA/oracle/apps/fnd/jar/fndctx.jar | C:\Users\<username>\AppData\LocalLow\Sun\Java\Deployment\cache\6.0\19\31e78c13-22f47fd4.idx
Exception in thread "thread applet-oracle.apps.fnd.wf.Monitor-1" java.lang.NoClassDefFoundError: oracle/apps/fnd/common/Attributes
at oracle.apps.fnd.wf.Monitor.init(Monitor.java:300)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: oracle.apps.fnd.common.Attributes
at sun.plugin2.applet.Applet2ClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClassInternal(Unknown Source)
:
Caused by: java.io.IOException: open HTTP connection failed:http://<servername>.<domain>:8000/OA_JAVA/oracle/apps/fnd/common/Attributes.class
at sun.plugin2.applet.Applet2ClassLoader.getBytes(Unknown Source)
at sun.plugin2.applet.Applet2ClassLoader.access$000(Unknown Source)
at sun.plugin2.applet.Applet2ClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
Reading certificates from 17422 http://<servername>.<domain>:8000/OA_JAVA/oracle/apps/fnd/jar/fndctx.jar | C:\Users\<username>\AppData\LocalLow\Sun\Java\Deployment\cache\6.0\19\31e78c13-22f47fd4.idx
Exception in thread "thread applet-oracle.apps.fnd.wf.Monitor-1" java.lang.NoClassDefFoundError: oracle/apps/fnd/common/Attributes
at oracle.apps.fnd.wf.Monitor.init(Monitor.java:300)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: oracle.apps.fnd.common.Attributes
at sun.plugin2.applet.Applet2ClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClassInternal(Unknown Source)
:
Caused by: java.io.IOException: open HTTP connection failed:http://<servername>.<domain>:8000/OA_JAVA/oracle/apps/fnd/common/Attributes.class
at sun.plugin2.applet.Applet2ClassLoader.getBytes(Unknown Source)
at sun.plugin2.applet.Applet2ClassLoader.access$000(Unknown Source)
at sun.plugin2.applet.Applet2ClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |