How To Fix FMCA1800 - Only one entry is allowed: short accnt, clarification accnt, selecn cat.

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCA1 - IS-PS-CA: Messages about Contract A/R & A/P

• Message number: 800

• Message text: Only one entry is allowed: short accnt, clarification accnt, selecn cat.

What causes this issue?

You have tried to fill in several of the alternative entries possible
for a sample (short account, clarification account or selection
category).

System Response

The program cannot process multiple entries because then the sample
cannot be clearly assigned.

How to fix this error?

Decide on an entry.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FMCA1800 - Only one entry is allowed: short accnt, clarification accnt, selecn cat. ?

  The SAP error message FMCA1800, which states "Only one entry is allowed: short accnt, clarification accnt, selecn cat," typically occurs in the context of Financial Management (FM) when you are trying to enter multiple entries in fields that are designed to accept only a single entry. This error is often related to the configuration of the financial document or transaction you are trying to process.
  Cause:
  
  Multiple Entries: The error is triggered when you attempt to enter more than one value in fields that are restricted to a single entry. This can happen in various scenarios, such as when entering data in a financial document or during budget planning.
  Configuration Issues: The system may be configured in such a way that it does not allow multiple entries for certain fields, which can lead to this error.
  Data Entry Mistakes: Users may inadvertently enter multiple values in fields that are meant for single entries.
  
  Solution:
  
  Check Input Fields: Review the fields where you are entering data. Ensure that you are only entering one value in the fields for short account, clarification account, or selection category.
  Review Configuration: If you have access to configuration settings, check the settings for the relevant financial document types or transaction types to ensure they are set up correctly. You may need to consult with your SAP administrator or functional consultant.
  Clear Unnecessary Entries: If you have mistakenly entered multiple values, clear the unnecessary entries and ensure that only one value is present in the relevant fields.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the transaction or document type you are working with, as there may be additional constraints or requirements.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to financial management, such as FM documents, budget entries, or commitment management.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its system, and there may be specific notes addressing this error.
  User Training: Ensure that users are trained on the correct data entry procedures to minimize the occurrence of this error in the future.
  
  If the problem persists after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.