How To Fix /PM0/ABJ_MSG155 - valid_from_dt of journal entry &1 is earlier than existing entry &2

/PM0/ABJ_MSG155 - Overview

• Message type: E = Error

• Message class: /PM0/ABJ_MSG -

• Message number: 155

• Message text: valid_from_dt of journal entry &1 is earlier than existing entry &2

Self-Explanatory Message

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/PM0/ABJ_MSG155 - Details

• The SAP error message /PM0/ABJ_MSG155 indicates that there is a conflict with the validity dates of journal entries in the system. Specifically, the error states that the "valid_from_dt" (valid from date) of the journal entry you are trying to create or modify is earlier than an existing entry's date. This typically occurs in the context of financial postings or journal entries where date ranges must not overlap.
  
  Cause:
  
  Date Overlap: The new journal entry you are trying to create has a validity date that overlaps with an existing entry. This can happen if you are trying to post a journal entry for a period that is already covered by another entry.
  Incorrect Date Entry: The date you entered for the new journal entry may have been incorrectly set to an earlier date than intended.
  
  Configuration Issues: There may be configuration settings in the system that enforce strict date ranges for journal entries, leading to