A Data Access White Paper
by Dennis Piccioni
September 2002
This paper should be read by anyone upgrading to DataFlex 3.2 from any prior revision. Although the main focus is on changes from revision 2.3 to 3.2, many of the issues discussed here apply to other revisions as well. Specific references to revisions other than 2.3 and 3.2 are made expressly wherever necessary.
This paper discusses numerous issues commonly encountered when upgrading:
- Why Upgrade?
- Running on Linux and Unix
- Converting Data Files to the Current Revision
- Converting Program Files to the Current Revision
- Invalid Characters in Data Files & Fields
- Upgrading Source Code to DataFlex 3.2
- How to troubleshoot common problems with DataFlex 3.2
- Setting up batch files for running DataFlex 3.2
- Running DataFlex from a Windows shortcut
- Creating Shortcuts for Running DataFlex on Windows
- Using an Existing 2.3b Menu
- Accelerator Keys (FlexKeys)
- Do’s & Don’ts of Running DataFlex 3.2 & prior Versions Concurrently
- Compiler Errors
- Runtime Errors
- How to write proper code for multiuser record editing
- DataFlex 3.2 Utilities
- Year 2000 (Y2K) Issues
- Separating 2.3b application files from the 2.3b runtime.
- Moving on to Visual DataFlex
- Additional Reading
The content from the original White Paper can be found at DataFlex.wiki – Upgrading to DataFlex 32.
Upgrading other versions of DataFlex
If you are looking to upgrade other versions of DataFlex, you can find more information by searching the Data Access forums and referring to the Upgrading from Prior Revisions of DataFlex in the Online help.