Description:
In  BusinessConnect 6.x, the following error is seen in the Interior Server log file:

Job-4033.4033 com.tibco.ax.fw.runtime.impl.GtwyRuntimeException: Runtime extension for protocol 'EDIFACT' not found. Please check your private process AESchema has the correct protocol identifier set. at com.tibco.ax.fw.runtime.impl.MessageContextFactory.sCreateOBMessageContext(MessageContextFactory.java:135) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.tibco.plugin.gateway.CreateMsgContextActivity.eval(CreateMsgContextActivity.java:131) at com.tibco.pe.plugin.Activity.eval(Unknown Source) at com.tibco.pe.core.TaskImpl.eval(Unknown Source) at com.tibco.pe.core.Job.a(Unknown Source) at com.tibco.pe.core.Job.k(Unknown Source) at com.tibco.pe.core.JobDispatcher$JobCourier.a(Unknown Source) at com.tibco.pe.core.JobDispatcher$JobCourier.run(Unknown Source)Caused by: com.tibco.ax.fw.runtime.impl.GtwyException: Internal System Error: Failed to look up protocol extension for: EDIFACT at com.tibco.ax.fw.runtime.impl.RuntimeExtension.sFetchExtension(RuntimeExtension.java:557) at com.tibco.ax.fw.runtime.impl.MessageContextFactory.sCreateOBMessageContext(MessageContextFactory.java:108) ... 11 more 

or

Runtime extension for protocol 'null' not found. Please check your private process AESchema has the correct protocol identifier set.