How To Fix FMCA_ISR051 - Period key for tax return &1 is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCA_ISR - Form Handling

• Message number: 051

• Message text: Period key for tax return &1 is missing

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 FMCA_ISR051 - Period key for tax return &1 is missing ?

  The SAP error message FMCA_ISR051 indicates that there is a missing period key for a tax return in the system. This error typically arises in the context of financial accounting and tax reporting within the SAP system, particularly when dealing with tax returns and related financial documents.
  Cause:
  The error can occur due to several reasons:
  
  Missing Configuration: The period key for the specific tax return type may not be configured in the system.
  Incorrect Tax Return Data: The tax return data may not have been properly entered or may be incomplete.
  Data Migration Issues: If data was migrated from another system, the period keys may not have been correctly transferred.
  Customizations: Custom developments or modifications in the SAP system may have led to inconsistencies in how period keys are handled.
  
  Solution:
  To resolve the FMCA_ISR051 error, you can take the following steps:
  
  
  Check Configuration:
  
  Go to the configuration settings for tax returns in the SAP system.
  Ensure that the period key for the specific tax return type is defined and correctly configured.
  
  
  
  Review Tax Return Data:
  
  Verify the data entered for the tax return. Ensure that all required fields, including the period key, are filled out correctly.
  Check if the tax return is linked to the correct fiscal year and period.
  
  
  
  Data Consistency Check:
  
  Run consistency checks on the tax return data to identify any missing or incorrect entries.
  Use transaction codes like SARA or SICF to check for inconsistencies.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to tax return processing to ensure that all necessary steps have been followed.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configuration and data, consider reaching out to SAP support for further assistance. They may provide specific notes or patches that address this error.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FBAR (for tax return processing) and OBY6 (for fiscal year variant settings).
  SAP Notes: Search for SAP Notes related to FMCA_ISR051 for any known issues or fixes.
  User Forums: Check SAP community forums or user groups for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.