Symptom
In app Manage Substitution/Validation Rules - journal entries, when creating a substitution rule with Business Context “Journal Entry Item”, G/L account can’t be substituted by the substitution rule.
Environment
SAP S/4HANA Cloud Public Edition
Resolution
For Business Context “Journal Entry Item”, it is not supported to substitute G/L accounts by creating a substitution rule.
Standard account determination or default account determination SSCUIs have to be used to determine G/L accounts when posting journal entries.
Keywords
Manage Substitution/Validation Rules - journal entries, substitution rule, substitute, Journal Entry Item , KBA , FI-SL-VSR-2CL , Validation, Substitution and Rules (Public Cloud) , FI-SL-VSR , Validation, Substitution and Rules , Problem
SAP Knowledge Base Article - Public