Latest DB2 11.1 JDBC driver requires additional IBM JDK system dependency ------------------------------------------------------------------------- Key: WFLY-11372 URL: https://issues.jboss.org/browse/WFLY-11372 Project: WildFly Issue Type: Bug Components: Class Loading, JCA Affects Versions: 14.0.0.Final, 15.0.0.Beta1 Environment: IBM DB2 11.1 JDBC driver (version 4.24.92) IBM JDK 8: {noformat} $ java -version java version "1.8.0_181" Java(TM) SE Runtime Environment (build 8.0.5.22 - pxa6480sr5fp22-20180919_01(SR5 FP22)) IBM J9 VM (build 2.9, JRE 1.8.0 Linux amd64-64-Bit Compressed References 20180915_397057 (JIT enabled, AOT enabled) OpenJ9 - 6c152c2 OMR - 15647c3 IBM - d734883) JCL - 20180821_01 based on Oracle jdk8u181-b12 {noformat} Reporter: Martin Simka Assignee: Lin Gao Priority: Critical Running on IBM JDK 8 latest DB2 11.1 JDBC driver (version 4.24.92) fails to connect to database with error: {noformat} Caused by: java.lang.NoClassDefFoundError: com/ibm/dataaccess/ByteArrayUnmarshaller at com.ibm.db2.jcc.a.j.h(j.java:21) at com.ibm.db2.jcc.a.i.g(i.java:151) at com.ibm.db2.jcc.a.i.b(i.java:76) at com.ibm.db2.jcc.t4.y.q(y.java:1373) at com.ibm.db2.jcc.t4.z.c(z.java:4792) at com.ibm.db2.jcc.t4.z.b(z.java:4740) at com.ibm.db2.jcc.t4.z.a(z.java:4726) at com.ibm.db2.jcc.t4.z.l(z.java:547) at com.ibm.db2.jcc.t4.z.d(z.java:153) at com.ibm.db2.jcc.t4.b.k(b.java:1442) at com.ibm.db2.jcc.t4.b.b(b.java:1354) at com.ibm.db2.jcc.t4.b.a(b.java:6687) at com.ibm.db2.jcc.t4.b.b(b.java:888) ... 244 more {noformat} It doesn't matter whether driver is installed as module or deployed to deployments folder. DB2 11.1 driver versions || Driver version|| status || | 4.21.29 | OK | | 4.22.29 | OK | | 4.23.42 | Fail | | 4.24.92 | Fail |