3019897 - Offsetting account cannot be determined in document&1&2&3

In app "Cash Flow Statements - China", there is an error log says "Offsetting account cannot be determined in document XXXX XXXXXXXXXX XXXX".

SAP S/4HANA Cloud Public Edition 

1. Open app "Cash Flow Statements-China" and fill in mandatory fields
2. Click "Execute" and then the report will be running
3. Click Error Log, it says"Offsetting account cannot be determined in document XXXX XXXXXXXXXX XXXX" and the diagnosis is "Offsetting account cannot be determined in document&1&2&3"

There is no maintenance of Offsetting Priority. For the documents which have multiple credit lines and multiple debit lines, it is needed to define the account offsetting priority.

Please check if all of the G/L accounts in the document XXXX XXXXXXXXXX XXXX have been maintained offsetting priority.
Please use SSCUI 101072 to Define Sequence for Sorting Line Items by G/L Account Number.
If it doesn't solve the problem, please customize automatic offsetting account determination by using app "Determine Offsetting Accounts Manually - China". Manual offsetting account determination is used in cases where the accounting document has been failed to automatically determined for the offsetting account in a complex document, or where the automatically determined offsetting account needs to be incorrectly reassigned.

J3RF_CASHFLOW008, Cash Flow Statements - China, IDCNCASH , KBA , FI-LOC-FI-CN , China , XX-CSC-CN-FI , use FI-LOC-FI-CN , Problem

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