Is the document splitting available for open items from previous fiscal years (phase 0)?
No. When migrating open items from previous years (phase 0) to the new General Ledger, the system does not split documents. You can supplement the account assignment fields for open items from previous fiscal years in the form of a singular account assignment. This means that an open item can receive one value for each account assignment field. The BAdI FAGL_MIGR_SUBST provides this function.It is not possible to split the open item itself. It is not possible to split the open item itself.