Hi,
Tried with 8.0.0.Cr1 and 8.1.0.CR1, got the same error.
2014-04-14 16:07:40,952 INFO [stdout] (default task-2) 16:07:40:952 : [default task-2:2eee85c3] : Exception Logged by: com.ibm.connector2.cics.ECIInteraction
2014-04-14 16:07:40,955 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : com.ibm.connector2.cics.CICSUserInputException: CTG9628E InteractionSpec passed to execute() not of type ECIInteractionSpec
2014-04-14 16:07:40,958 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at com.ibm.connector2.cics.ECIInteraction.execute(Unknown Source)
2014-04-14 16:07:40,961 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at net.atpco.fares.web.LegacyDriverCall2.callCobolProgram(LegacyDriverCall2.java:124)
2014-04-14 16:07:40,963 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at org.apache.jsp.secure.cics.CICS_005fJndi_005fResults_jsp._jspService(CICS_005fJndi_005fResults_jsp.java:101)
2014-04-14 16:07:40,966 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:69)
2014-04-14 16:07:40,968 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
2014-04-14 16:07:40,970 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:366)
2014-04-14 16:07:40,973 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:326)
2014-04-14 16:07:40,975 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)
2014-04-14 16:07:40,978 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
2014-04-14 16:07:40,980 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:85)
2014-04-14 16:07:40,983 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:61)
2014-04-14 16:07:40,985 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
2014-04-14 16:07:40,987 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
2014-04-14 16:07:40,989 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:25)
2014-04-14 16:07:40,991 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:113)
2014-04-14 16:07:40,993 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:56)
2014-04-14 16:07:40,995 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:45)
2014-04-14 16:07:40,997 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:61)
2014-04-14 16:07:41,000 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:58)
2014-04-14 16:07:41,002 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:70)
2014-04-14 16:07:41,004 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.security.handlers.SecurityInitialHandler.handleRequest(SecurityInitialHandler.java:76)
2014-04-14 16:07:41,005 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:25)
2014-04-14 16:07:41,007 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
2014-04-14 16:07:41,009 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:25)
2014-04-14 16:07:41,010 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:25)
2014-04-14 16:07:41,012 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:240)
2014-04-14 16:07:41,015 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:227)
2014-04-14 16:07:41,017 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:73)
2014-04-14 16:07:41,018 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:146)
2014-04-14 16:07:41,020 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.server.Connectors.executeRootHandler(Connectors.java:168)
2014-04-14 16:07:41,022 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:727)
2014-04-14 16:07:41,023 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
2014-04-14 16:07:41,025 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
2014-04-14 16:07:41,026 INFO [stdout] (default task-2) 16:07:40:955 : [default task-2:2eee85c3] : at java.lang.Thread.run(Thread.java:722)
2014-04-14 16:07:41,028 INFO [stdout] (default task-2) finally block