B2B : java.lang.UnsatisfiedLinkError: com.edifecs.xengine.xeobjects.XEHelper.createSourceFromBLOBNative

If B2B transaction is failed , check the server logs, and if the below error is found, then it is an issue with loading the native library for XEEngine

java.lang.UnsatisfiedLinkError: com.edifecs.xengine.xeobjects.XEHelper.createSourceFromBLOBNative(Ljava/lang/String;[BLjava/lang/String;)Lcom/edifecs/xengine/xeobjects/XESource;    

To solve this issue, do the following steps

1) set the library path in setSOADomainEnv.cmd as follows

set JAVA_OPTIONS=%JAVA_OPTIONS% -Djava.library.path=<middlewarehome>\Oracle_SOA1\soa\thirdparty\edifecs\XEngine\bin

2) copy the wlntio.dll from <middlewarehome>\wlserver_10.3\server\native\win\x64  to <middlewarehome>\Oracle_SOA1\soa\thirdparty\edifecs\XEngine\bin

3) copy the wlntio.dll from <middlewarehome>\wlserver_10.3\server\native\win\x64  to <JAVAHOME>\bin

also ensure the following properties are set setSOADomainEnv.cmd

set XENGINE_DIR=" <middlewarehome>\Oracle_SOA1\soa\thirdparty\edifecs\XEngine"

set PATH=%PATH%; <middlewarehome>\Oracle_SOA1\soa\thirdparty\edifecs\XEngine\bin

Restart both Admin and ManagedServer . Ensure you have run the script setSOADomainEnv.cmd before restarting the server