SAP Message RSDD002 - Activation of aggregate & was canceled (activating table)

Diagnosis
An error occurred while activating table &V2& for aggregate &V1&.

System Response
Activation of the aggregate is not continued.

Procedure
Save the aggregate again. The system then attempts to activate the requi
red table. If the error appears again, you have the following options:
In the ABAP Dictionary for the ABAP Workbench, check the activation logfor table &V2& (transaction SE12, Utilities ->Activation Log). The activation log contains a detailed errordescription. If required, contact your system administrator.
A quick solution to the problem is to delete aggregate &V1& again.
Search SAP Support Portal for SAP Notes relating to error message
RSDD002; the problem may already be documented.
If you create a customer message, include a copy of this long text, thedefinition of aggregate &V1&, the field list for table &V2&, and theactivation log from the ABAP Dictionary (SE12).
Technical information:
SY-SUBRC = &V3&
RESULT = &V4&