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System Modifications

When modifying the SAP R/3 System to suit your company's specific requirements, it may be necessary to create new data fields or to use standard existing fields in functions in addition. You may also have to develop new requirements and routines.

For modifications of this kind, you must ensure that your changes are protected when upgrading to a new release. Using the modification concept presented below, you can make changes as in the examples described and be certain that your changes will not be lost in any subsequent upgrade to a new release. No guarantee can be given for any other changes or modifications.

The following sections describe how to modify the respective functions in Sales and Distribution. In particular, they provide information on

Starting with a brief description of technique, the general principles are presented along with the general procedure for system modifications. In the remaining sections, more detailed explanations are given on the individual functions as well as detailed examples.