wlfullclient.jar is required for multiple operations in OIM. The following are the steps to create the same in your OIM environment:
1. Login into OIM box.
2. Navigate to the following location: <MW_HOME>/wlserver_10.3/server/lib
       /app/Middleware/wlserver_10.3/server/lib
3. Execute the following command:
       java -jar /app/Middleware/modules/com.bea.core.jarbuilder_1.7.0.0.jar
    Depending on your environment, you might have a different version of com.bea.core.jarbuilder jar
4. You will receive the following confirmation message post the jar creation:
       Created new jar file: /app/Middleware/wlserver_10.3/server/lib/wlfullclient.jar