How To Fix /ISIDEX/EDEREG_INV122 - Billing period implausible, as it overlaps an existing period

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISIDEX/EDEREG_INV -

• Message number: 122

• Message text: Billing period implausible, as it overlaps an existing period

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 /ISIDEX/EDEREG_INV122 - Billing period implausible, as it overlaps an existing period ?

  The SAP error message /ISIDEX/EDEREG_INV122 Billing period implausible, as it overlaps an existing period typically occurs in the context of billing or invoicing processes within the SAP system, particularly when dealing with billing periods for services or products. This error indicates that the billing period you are trying to create or modify overlaps with an existing billing period, which is not allowed.
  Cause:
  
  
  Overlapping Billing Periods: The primary cause of this error is that the billing period you are trying to enter overlaps with another billing period that has already been defined in the system. This can happen if:
  
  You are trying to create a new billing document with a start and end date that falls within the range of an existing billing document.
  There are multiple entries for the same customer or service that have conflicting billing periods.
  
  
  
  Incorrect Data Entry: Sometimes, this error can arise from incorrect data entry, such as mistakenly entering the wrong dates or periods.
  
  
  Configuration Issues: In some cases, the configuration settings for billing periods in the SAP system may not be set up correctly, leading to conflicts.
  
  
  Solution:
  
  
  Check Existing Billing Periods: Review the existing billing periods for the relevant customer or service. You can do this by:
  
  Navigating to the billing document or contract in question and checking the billing periods already defined.
  Using transaction codes like VF03 (Display Billing Document) or VA03 (Display Sales Order) to view existing entries.
  
  
  
  Adjust the New Billing Period: If you find that the new billing period overlaps with an existing one, you will need to adjust the start and/or end dates of the new billing period to ensure there is no overlap.
  
  
  Delete or Modify Existing Entries: If the existing billing period is no longer valid or needed, consider deleting or modifying it to resolve the conflict. Be cautious with this approach, as it may affect other processes or reports.
  
  
  Consult Configuration Settings: If you suspect that the issue may be related to configuration settings, consult with your SAP administrator or functional consultant to review the billing period settings in the system.
  
  
  Error Logs and Debugging: If the issue persists, check the system logs for any additional error messages or details that may provide further insight into the problem.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review SAP documentation related to billing and invoicing processes to ensure compliance with best practices.
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.