Start the transaction using the menu path or transaction code
Price Update: Mark Standard Price : initial screen
Make sure that the cost estimate was updated successfully
If there is a message: the error must be solved before going to the next step
Usually the error is related with the periods closed and it's just necessary to go back and open them:
Go back
The detail of the calculation is displayed
Go back again
Click on
A message informs that the cost estimate was updated successfully
Go back to leave the transaction