Modification Assistance ON Mode ?? Help !!

Hello friends,

I have switched off the Modification Assistant for my program, se38 >Edit >Modification operation-->switch off the assistance.

I havn't made any changes in code.Now i want to switch ON the Modification

assistance,thus making source code again in amsked mode so as to keep proper

version management.

I have looked for such option but was not able to find .

Kindly help me to sort this problem.

Regards

Jase