Naming is a J2EE service which publishes and provides access to resources such as connection pools, enterprise beans, and message listeners to client processes. If you have problems in accessing a resource which otherwise appears to be healthy, the naming service might be involved.
This is especially applicable to Network Deployment configurations.
For current information available from IBM Support on known problems and their resolution, see the IBM Support page.
IBM Support has documents that can save you time gathering information needed to resolve this problem. Before opening a PMR, see the IBM Support page.