I want to open my customised sessions. I tried to open through appl.development sessions and giving session name , then editscript / view script trough form -2 , it is not opening not displaying any message.
please advice how i can open .

though i have tools development options.

thanks in advance.

Make sure developers parameters are set in ttadv0110m000. Also make sure you have access to all of the appropriate VRC's.