Diagnosis
The global sequence of activities has been changed is now incompatiblewith the local sorting mode.

System Response
Until further notice, you can only display the sequence of activitiesbut not change it.

Procedure
If you want to change the sequence of activities locally, restore thedefault sequence first. Then you will be able to change the sequence inlocal sort mode. However, you still can change the sequence globallywithout restoring the default sequence.