Hi, It appears that you are making use of undocumented libraries.  In EG 5.1 many of these libraries were "refactored" to accommodate necessary changes for allowing a 64-bit version and other application features.  But these libraries are not documented for customer use, and SAS Technical Support cannot help you with these. If you want to send me your project and a description of what you're trying to accomplish, I might be able to guide you towards a path that is supported and thus not as risky when there is a version change.  You can e-mail me at chris.hemedinger[at]sas.com. Chris ... View more