"ClassCastException: ..MdsSchemaMetaData cannot be cast" Error When Importing A Schedule Job (Doc ID 2249370.1)

Last updated on FEBRUARY 26, 2019

Applies to:

Symptoms

Using Deployment Manager to import a scheduled job that has been exported from another environment using Deployment Manager, fails with:

Internal Error
Server error occurred. Look in the application server's log for more info.

The log file contains an error with:

Changes

1. Developed a plugin containing a custom scheduled task using the steps in the documentation.
2. Defined the scheduled task in a file in the META-INF folder so that it is not seeded to MDS.
3. Created a scheduled job using the task from the plugin.
4. Exported the scheduled job from the first environment using Deployment Manager.
5. In another environment, used Deployment Manager to import the exported scheduled job from step 4.

Cause