Answer by thesuda
Try sending "Fields!PARENT_ID.UniqueName" instead of "Fields!PARENT_ID.Value". Using .UniqueName instead of .value will send your 1 as [IHD CATEGORY MASTER].[PARENT ID].[1]
View ArticleAnswer by yogi
using DESCENDANTS([IHD CATEGORY MASTER].[PARENT ID].[Level 02],[level 03]) worked for me
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