OVD 10g Startup Error After A Patchset Applied: "Could not instantiate plugin : <plugin_name>"
(Doc ID 795375.1)
Last updated on OCTOBER 29, 2019
Applies to:
Oracle Virtual Directory - Version 10.1.4 and laterInformation in this document applies to any platform.
This problem can occur on any platform.
Symptoms
- A custom plugin worked fine prior to patching Oracle Virtual Directory.
- After applying an OVD Patchset, i.e., Patchset 10.1.4.3.0, during OVD server startup the following error is returned:
Could not instantiate plugin : <PLUGIN_NAME>
- The vde exception log file shows:
[2009-03-25 07:41:14,760] Could not instantiate plugin : <PLUGIN_NAME>
java.lang.NoSuchMethodError:
javax.xml.rpc.ServiceFactory.loadService(Ljava/lang/Class;)Ljavax/xml/rpc/Service;
at aai.OracleSecureIFPortClient.<init>(OracleSecureIFPortClient.java:18)
at org.mycompany.plugins.ovd.myservice.mypluginHandler.logIn(mypluginHandler.java:419)
at org.mycompany.plugins.ovd.myservice.mypluginHandler.initializeSessions(mypluginHandler.java:448)
at org.mycompany.plugins.ovd.myservice.myplugin.init(myplugin.java:238)
at com.octetstring.vde.chain.PluginManager.addPlugin(PluginManager.java:151)
at com.octetstring.vde.chain.PluginManager.configPluginManager(PluginManager.java:787)
at com.octetstring.vde.backend.Adapter.initializeAdapter(Adapter.java:106)
at com.octetstring.vde.backend.BackendHandler.initializeAdapter(BackendHandler.java:406)
at com.octetstring.vde.backend.BackendHandler.addAdapter(BackendHandler.java:353)
at com.octetstring.vde.backend.BackendHandler.initConfig(BackendHandler.java:311)
at com.octetstring.vde.backend.BackendHandler.<init>(BackendHandler.java:191)
at com.octetstring.vde.backend.BackendHandler.init(BackendHandler.java:471)
at com.octetstring.vde.VDEServer.main(VDEServer.java:173)
- The vde.log file shows:
[2009-03-25 07:41:14,304] INFO - VDEServer: Upgraded from OVD 10.1.4.2.0 Build 08.10.10 build 7532 [main]
[2009-03-25 07:41:14,346] INFO - VDEServer: Oracle Virtual Directory - OVD 10.1.4.3.0 Build 01.29.08 build 8000 [main]
[2009-03-25 07:41:14,346] INFO - VDEServer: Copyright (c) 2000,2008 Oracle. All Rights Reserved. [main]
[2009-03-25 07:41:14,484] INFO - VDEServer: Virtual Directory
Starting [main]
[2009-03-25 07:41:14,675] INFO - BackendHandler: Initializing Adapters [main]
[2009-03-25 07:41:14,741] INFO - <PLUGIN_NAME>: *** Entering - init() [main]
[2009-03-25 07:41:14,746] INFO - <PLUGIN_NAME>Handler: ***
Entering - initializeSessions() [main]
[2009-03-25 07:41:14,746] INFO - <PLUGIN_NAME>Handler: ***
Entering - logIn() [main]
[2009-03-25 07:41:14,758] ERROR - PluginManager: Could not instantiate plugin : <PLUGIN_NAME>n [main]
- Restoring OVD to the previous version from a backup resolves the error, and the plugin is functional again.
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |