3575786 - SAC Story : "Unbooked data" option disappears after changing dimension member

• For a dimension, after checking the "Unbooked data" checkbox option, when changing the prompt and selecting a new company that flag in the checkbox, it is removed and therefore no longer shows the unbooked data. Is there a way to keep that flag inserted?
• What is the reason the "unbooked data" toggle is turned off when changing the dimension member in the builder panel?

• SAP Analytics Cloud (Enterprise) 

BW system is running on a very old note state, ,many important capabilities which are prerequisites to using the Optimised mode are not in the current system. 
Autosubmit/persistedInA capabilities are not installed, those are prerequisites for OVM and many things around state handling would not work very well. Thus, there a need to install the missing notes.

• Review the following note 3339057 - Tips for using the optimized design experience for BW system  and implement the missing notes :
  
  1. In general, please implement the support package suggested in:
     SAP Note 2541557 - SAP Analytics Cloud with BW live connection - Which BW support package is recommended?
      
  2. Implement the enhancements suggested in:
     • SAP Help: Backwards Compatibility Guidance for Using Optimized Story Experience with SAP BW
        
  3. Besides the recommendations from the SAP Help page above, implement the following enhancements on your BW or BW/4HANA system:
     • 2933299 - InA: Reduce size of attribute metadata
     • 2946301 - InA: Reduce size of attribute metadata II
     • 3221225 - InA: Persisted InA support - Part VIII 
     • 3231479 - InA: Persisted InA support - Part IX  
     • 3283848 - InA: Persisted InA support - Part X 

• 2569847 - Where can you find SAC user assistance (help) to use, configure, and operate it more effectively?
• Have a question? Ask it here and let our amazing SAP community help! Or reply and share your knowledge!
• 2487011 - What information do I need to provide when opening a case for SAP Analytics Cloud?
• 2511489 - Troubleshooting performance issues in SAP Analytics Cloud
• Search for SAP Analytics Cloud content using SAP for Me, Google or Bing:
• https://me.sap.com/servicessupport/search#?q=SAP%20Analytics%20Cloud%20OR%20SAC&tab=All
• https://www.google.com/search?q=site%3Ahttps%3A%2F%2Fuserapps.support.sap.com+SAP+Analytics+Cloud
• https://www.bing.com/search?q=site%3Ahttps%3A%2F%2Fuserapps.support.sap.com+SAP+Analytics+Cloud
• Note: Add relevant text or warning/error messages to the text search field to filter results.
• SAP Analytics Cloud Connection Guide
• Getting Started with SAP Analytics Cloud Expert Community page
• SAP Analytics Cloud Get More Help and SAP Support
• Need More Help? Contact Support or visit the solution finder today!

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KBA , LOD-ANA-LDC-BW , SAC Live Data Connection BW , LOD-ANA-DES , Story Design & Visualizations , Problem