Structure maintenance not provided for extraction MC11V_0SSL

Hi GURUS,

when i am trying to Enhance the Standard Data Source <b>2LIS_11_V_SSL</b> , I am getting this Error Message.

<b>Structure maintenance not provided for extraction MC11V_0SSL .. with Message No :- MCEX152..</b>

Can anyone please help me out on this issue..

with regards

VK.