How To Fix /IBS/RB091 - Posting period &1 entered is not valid for posting date &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /IBS/RB -

• Message number: 091

• Message text: Posting period &1 entered is not valid for posting date &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IBS/RB091 - Posting period &1 entered is not valid for posting date &2 ?

  The SAP error message /IBS/RB091 Posting period &1 entered is not valid for posting date &2 typically occurs when there is a mismatch between the posting period specified in a transaction and the actual posting date. This error is common in financial transactions and can arise due to various reasons. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Closed Posting Period: The posting period you are trying to use is closed. In SAP, posting periods can be closed for various reasons, such as month-end or year-end closing activities.
  Incorrect Posting Date: The posting date you are using does not fall within the allowed posting periods defined in the system.
  
  Configuration Issues: The configuration settings for posting periods in the financial accounting module may not be set up correctly.
  User Authorization: The user may not have the necessary authorizations to post in the specified period.
  
  
  Solution:
  
  
  Check Posting Period Status:
  
  Go to the transaction code