The SAP System can automatically log all changes that are made to customizing tables. You can view the change log to see who made which changes at which time.
See Logging Customizing Objects.
You must activate automatic recording for the relevant tables so that the system automatically logs table changes.
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1. Position the cursor in the IMG on the IMG activity for which you want to track changes.
2. ChooseGoto ® Change Log or the Change Log pushbutton.
3. Specify the period you want to analyze, under Restrictions.
4. Choose Program ® Execute.