FLASH: IBM i Java Development Kit 8 64 & 32 bit VMs Fail with "Could not generate ECDHEMLKEM keypair" After IBM i Java Group PTF Apply

- DOCUMENT TYPE: Flashes
- TITLE: IBM i Java Development Kit 8 64 & 32 bit VMs Fail with "Could not
generate ECDHEMLKEM keypair" After IBM i Java Group PTF Apply
- URL: https://www.ibm.com/support/pages/node/7257559
- ABSTRACT: After applying the following IBM i Java Group PTF levels, IBM
Java Development Kit (JDK) 8 64 bit and 32 bit VMs upgraded to SR8 FP55 may
begin to fail with the error:
java.lang.RuntimeException: Could not generate ECDHEMLKEM keypair

Other IBM JDK versions (11, 17, 21) on IBM i are not affected—only Java 8
(64 bit and 32 bit) VMs.
This issue can also affect the IBM i Administration (ADMIN) server,
Integrated Web Services (IWS), Integrated Web Application Server (IAS),
WebSphere Application Server (Traditional and Liberty), Tomcat, and Web
Query instances running on Java 8 SR8 FP55.

Affected IBM i Java Group PTF Levels Providing Java 8 SR8 FP55:
IBM i 7.6 - SF99965 level 4
IBM i 7.5 - SF99955 level 19
IBM i 7.4 - SF99665 level 31
IBM i 7.3 - SF99725 level 40