How To Fix FB_RC018 - Assignment is not possible

FB_RC018 - Overview

• Message type: E = Error

• Message class: FB_RC - Messages for Package FB_RC

• Message number: 018

• Message text: Assignment is not possible

What causes this issue?

You tried to assign some data records. Your system administrator has
implemented some rules which do not allow this.

System Response

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

How to fix this error?

Contact your system administrator.

Procedure for System Administrators

The selected data records could not be assigned because of the
implementation of BAdI <NP>FB_RC_PRESENTATION</> (Interface
<NP>IF_EX_FB_RC_PRESENTATION</> Method <NP>CHECK_ASSIGN_OK</>).

Error message extract from SAP system. Copyright SAP SE.

FB_RC018 - Details

• The SAP error message FB_RC018, which states "Assignment is not possible," typically occurs during the process of posting a financial document in the SAP system. This error can arise due to various reasons related to the assignment of accounts, cost centers, or other financial elements. Below are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Incorrect Account Assignment: The account you are trying to assign may not be valid for the transaction type or may not be set up correctly in the system.
  Missing Master Data: The required master data (e.g., cost center, internal order, profit center) may be missing or not properly configured.
  Account Type Restrictions: The account type (e.g., asset, liability, expense) may not allow the type of transaction you are trying to post.
  Document Type Restrictions: The document type being used may have specific restrictions on the types of accounts or assignments that can be used.
  Currency Issues: If