3255813 - Why input tax information is vacant in app "Run Statutory Reports"

Why fields "input tax base" and "tax amount" are null in the "VAT Base Amount and Tax Amount by Per-Business Unit" PDF file under app "Run Statutory Reports"?

SAP S/4HANA Cloud

1. Open app "Run Statutory Reports"
2. Fill in the fields and click "Go"
3. Select one statutory report
4. Download the PDF of "VAT Base Amount and Tax Amount by Per-Business Unit" 
5. Fields "Input tax base" and "tax amount" are null in the PDF file

The SSCUI 101881- "Determine Values for Tax Code for South Korea" is not maintained.

For input tax information, please maintain the SSCUI 101881- "Determine Values for Tax Code for South Korea", the input tax information can only be displayed if the tax code is maintained.

Run Compliance Reports, F1515, Determine Values for Tax Code for South Korea , KBA , FI-LOC-FI-KR , Korea , Problem