PRE-/POST-/OWR-Exits can be created only for redefined methods

What causes this issue?

There could not be found the suitably method source code for which the
method-exit (pre-/post-/overwrite-) should be added.
In case that the method redefinition is available<(>,<)> please check
your settings related to class builder:
/SE24 (initial screen) ->Utilities->Settings->Class Builder.
On this screen check the options:
Display inherited components too
Display included interface components too

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.