Try to run client with starup parameters
<b>-rr -rx</b>
From progress help:
-rx
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USE WITH: Client Session
Use this parameter to enable a query or run-time version of PROGRESS to compile encrypted source code. If PROGRESS is started with -rx, you can only compile encrypted source code. If PROGRESS is started with -rx, you can only compile encrypted source code. Use -rx when you are shipping an application in the form of encrypted source code to end-user sites having query or run-time versions of PROGRESS. You must prepare a tool that end users can run to compile your code, and this tool must include a command that invokes PROGRESS with -rx.