How To Fix FCOM_MONITOR754 - Invalid character "&" in hexadecimal field. Only use 0-9 and A-F

SAP Error Message - Details

• Message type: E = Error

• Message class: FCOM_MONITOR - Messages for Variance Monitor

• Message number: 754

• Message text: Invalid character "&" in hexadecimal field. Only use 0-9 and A-F

INCLUDE DB754 OBJECT DOKU ID NA

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FCOM_MONITOR754 - Invalid character "&" in hexadecimal field. Only use 0-9 and A-F ?

  The SAP error message FCOM_MONITOR754 indicates that there is an invalid character in a hexadecimal field. Specifically, the error states that the character "&" is not valid, as hexadecimal fields should only contain characters from the set 0-9 and A-F.
  Cause:
  The error typically arises when:
  
  Data is being processed that includes an invalid character in a field that is expected to contain hexadecimal values.
  There may be a data entry error where a user has mistakenly entered an invalid character.
  Data being imported or processed from an external source may contain invalid characters.
  There could be a programming error in custom code or a configuration issue that leads to the inclusion of invalid characters.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Source of the Data:
  
  Check the input data that is being processed when the error occurs. Look for any fields that are expected to contain hexadecimal values.
  
  
  
  Validate Input Data:
  
  Ensure that all values in the hexadecimal field only contain valid characters (0-9, A-F). Remove or replace any invalid characters, such as "&".
  
  
  
  Data Cleansing:
  
  If the data is coming from an external source, implement data validation and cleansing processes to ensure that only valid hexadecimal values are accepted.
  
  
  
  Review Custom Code:
  
  If the error is occurring in custom ABAP code or enhancements, review the code to ensure that it correctly handles hexadecimal values and does not introduce invalid characters.
  
  
  
  Testing:
  
  After making corrections, test the process again to ensure that the error no longer occurs.
  
  
  
  Consult Documentation:
  
  If you are unsure about the expected format or how to handle the data, refer to SAP documentation or consult with your SAP support team for guidance.
  
  
  
  Related Information:
  
  Hexadecimal Format: Hexadecimal is a base-16 number system that uses the digits 0-9 and the letters A-F to represent values. It is commonly used in computing and programming.
  SAP Error Handling: Familiarize yourself with SAP's error handling mechanisms to better understand how to troubleshoot and resolve issues.
  Data Validation Techniques: Implementing data validation techniques can help prevent similar errors in the future by ensuring that only valid data is processed.
  
  By following these steps, you should be able to identify and correct the issue causing the FCOM_MONITOR754 error in your SAP system.