Error creating crawl CRS-last-mile-crawl: oracle/igf/ids/IDSException

Add the dependent jars to C:\Endeca\CAS\11.2.0\webapps\root.war and restart the CAS Service.
1. To do that, unizp root.war to root

2. Copy the below jars to root\WEB-INF\lib

C:\ATG\ATG11.2\DAS\lib\opss\modules\oracle.igf_11.1.1\*.jar
C:\ATG\ATG11.2\DAS\lib\opss\modules\oracle.jps_11.1.1\*.jar
C:\ATG\ATG11.2\DAS\lib\opss\modules\oracle.iau_11.1.1\*.jar
C:\ATG\ATG11.2\DAS\lib\opss\modules\oracle.dms_11.1.1\*.jar
C:\ATG\ATG11.2\DAS\lib\opss\modules\oracle.osdt_11.1.1\*.jar
C:\ATG\ATG11.2\DAS\lib\opss\modules\oracle.pki_11.1.1\*.jar

3. Recreate the war file in command prompt:
cd <path-to-root>
jar -cfv root.war *

4. Replace the generated root.war with  C:\Endeca\CAS\11.2.0\webapps

5. Restart the Endeca CAS Service