How To Fix >4678 - Period keys &1 and &2 are in different chains

>4678 - Overview

• Message type: E = Error

• Message class: >4 - SAP File Transfer Protocol

• Message number: 678

• Message text: Period keys &1 and &2 are in different chains

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message >4678 - Period keys &1 and &2 are in different chains ?

  The SAP error message 4678 indicates that there is a mismatch between period keys in different chains. This typically occurs in the context of controlling (CO) or financial accounting (FI) modules, particularly when dealing with period-end closing processes or when trying to post transactions that involve different fiscal periods or chains.
  
  Cause:
  The error arises when you attempt to perform an operation (like posting a transaction) that involves two different period keys that belong to different chains. In SAP, a "chain" refers to a sequence of periods that are linked together for reporting or processing purposes. If the periods are not aligned or are from different chains, the system will not allow the operation to proceed.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Period Settings: Verify the period settings in your controlling or financial accounting configuration. Ensure that the periods you are trying to use are correctly defined and belong