Can't insert vaiue after adding the dynamic member by groovy

Summary:

we refered the following artiacle to add dynamic member and inserted the number value after adding member but it did't works (however the status is successfully executed),

and the syntax or prompt properties is nearly same as example.

URL: https://www.oracle.com/webfolder/technetwork/tutorials/obe/cloud/epm/Groovy/AddDimensionMembers/index.html

Content (required):

There are two prompt variables to let user enter the value to add dynamic member, the following is the properties of two variables:

The following is the groovy rule:

 

First, this is for add the dynamic member by RTPS from user, we want to let the user choose the different parent member to add new member.