| License Type | SaaS & On-Premise |
| Agent Mode | Assess & Protect |
| Main Product Category | Java Agent |
| Sub Category | Runtime Exception |
Issue
When starting the Contrast Java agent, you see the following error thrown:
java.lang.AbstractMethodError:
Cause
If you are experiencing this error on IBM Java 8, your JVM may not include latest FixPack.
Resolution
Confirm that your JVM includes FixPack17 (FP17), which addresses several bugs, including JIT-related bugs that may lead to this error. If FP17 isn't included, you may try downloading and installing it, or applying the appropriate iFix.