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Unable To Send Email Notification in Em Console (Doc ID 2248914.1)

Last updated on OCTOBER 21, 2021

Applies to:

Oracle SOA Suite - Version and later
Information in this document applies to any platform.


Unable to send email notifications from the EM console. When following the normal steps, the error below is seen:

The supported channels = [Ljava.lang.String;@4d56fb88
The workflow service Engine (in sendTestNotification) is =
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(
at sun.reflect.DelegatingMethodAccessorImpl.invoke(
at java.lang.reflect.Method.invoke(

This was reproducible by following the steps below:

1. Log in to EM console (http://hostname:port/em)
2. Navigate to SOA-infra under SOAfolder.
3.Navigate to Service Engine -> Human WorkFlow
4.Notification Management --> Send Test Notification
5. type your email address in the Send To: field
6. Select email as the Channel
7. Type a subject like the time of day
8. Type Content, which is the body of the message
9. Send >>> give details in the popup and check for the email


Managed servers are targeted to Migratable servers and health status became not OK.


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