Answer / nitesh kohli

Chain and endchain is used to validate when you have group of fields but in this case you have to validate only s3.

Field<fieldname> module <modulename>

Answer / parthasarathi reddy

By using CHAIN....... ENDCHAIN We can Validate the screen fields. Within the CHAIN.......ENDCHAIN We provide that field name.

Syntax : CHAIN.
FIELD <Field Name> MODULE <Module Name>.
ENDCHAIN.
We can write the flow logic under module name

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