How To Fix MQ638 - EIS: Unknown currency type in cross-referenced table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 638

• Message text: EIS: Unknown currency type in cross-referenced table &1

What causes this issue?

No currency type has been defined for the table in conversion utilities
Customizing. A new currency type can also not be generated since it is
an EIS check table.

System Response

Loading of the settings for converting the EIS had to be ended.

How to fix this error?

If it is a table which you have created using the Data Dictionary, the
currency type must be made known to the conversion utility. If it is a
table delivered by SAP, then there is a program error.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MQ638 - EIS: Unknown currency type in cross-referenced table &1 ?

  The SAP error message MQ638 "EIS: Unknown currency type in cross-referenced table &1" typically occurs in the context of the Enterprise Information System (EIS) when there is an issue with currency types in the data being processed. This error indicates that the system has encountered a currency type that is not recognized or defined in the relevant cross-referenced table.
  Cause:
  
  Missing Currency Definition: The currency type referenced in the data is not defined in the system. This could happen if a new currency was added but not properly configured.
  Data Inconsistency: There may be inconsistencies in the data being processed, such as incorrect or outdated currency codes.
  Configuration Issues: The configuration settings for currency types in the relevant tables may not be set up correctly.
  Custom Development: If there are custom developments or enhancements, they may not be handling currency types correctly.
  
  Solution:
  
  
  Check Currency Configuration:
  
  Go to the transaction code OB08 to check the currency types and ensure that the currency in question is defined.
  If the currency type is missing, you may need to add it.
  
  
  
  Review Cross-Referenced Tables:
  
  Identify the table indicated by &1 in the error message and check its entries for the currency type.
  Ensure that all necessary entries are present and correctly configured.
  
  
  
  Data Validation:
  
  Validate the data being processed to ensure that it does not contain any invalid or outdated currency codes.
  If the data is coming from an external source, ensure that it is correctly formatted and adheres to the expected currency types.
  
  
  
  Check Custom Code:
  
  If there are any custom programs or enhancements, review the code to ensure that it correctly handles currency types and does not introduce any errors.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the EIS and currency types for any specific guidance or known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  OB08: Maintain exchange rates and currency types.
  SE11: Data Dictionary to check table definitions.
  
  
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP Help documentation for EIS and currency management for best practices and configuration guidelines.
  
  By following these steps, you should be able to identify and resolve the cause of the MQ638 error in your SAP system.