How To Fix C4004 - & in first value is incompatible with "&" in second value

SAP Error Message - Details

• Message type: E = Error

• Message class: C4 - CTMS_SYNTAX_CHECK

• Message number: 004

• Message text: & in first value is incompatible with "&" in second value

What causes this issue?

You have entered an incompatible combination of operators for the
interval.
In a closed interval, only the following operators are allowed for the
first value ("from" value):
>,,-->,,greater than
>=,,-->,,greater than or equal to
For the second value ("to" value), only the following operators are
allowed:
<,,-->,,less than
<=,,-->,,less than or equal to

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?

Correct the operators for the interval.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C4004 - & in first value is incompatible with "&" in second value ?

  The SAP error message C4004 typically indicates that there is a data type mismatch or incompatibility between two values being compared or processed in a program or transaction. The message often appears in the context of ABAP programming or when working with certain transactions in SAP.
  Cause:
  The error message "C4004: In first value is incompatible with '&' in second value" suggests that the first value being processed is not compatible with the second value. This can occur due to several reasons, such as:
  
  Data Type Mismatch: The first value may be of a different data type than the second value. For example, trying to compare a character string with a numeric value.
  Field Length Issues: The length of the fields being compared may not match, leading to incompatibility.
  Domain or Value Range Issues: The values may not fall within the expected range defined by the domain or data element.
  Incorrect Configuration: In some cases, configuration settings in the system may lead to this error if they are not set up correctly.
  
  Solution:
  To resolve the C4004 error, you can take the following steps:
  
  
  Check Data Types: Verify the data types of the values being compared. Ensure that they are compatible. For example, if one value is a string, the other should also be a string.
  
  
  Review Field Lengths: Ensure that the lengths of the fields being compared are appropriate and match each other.
  
  
  Debugging: If you are working with custom ABAP code, use the debugger to step through the code and identify where the incompatibility occurs. Look for the specific line of code that triggers the error.
  
  
  Check Domain Values: If the values are being validated against a domain, ensure that they conform to the expected values and ranges.
  
  
  Consult Documentation: Review the relevant SAP documentation or help files for the specific transaction or program you are working with to understand the expected data formats.
  
  
  Seek Help from SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support or consulting with an experienced SAP developer.
  
  
  Related Information:
  
  Transaction Codes: The error may occur in various transactions, so knowing the specific transaction code can help narrow down the issue.
  ABAP Code: If you are a developer, reviewing the ABAP code where the error occurs can provide insights into the data handling and processing logic.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message C4004.
  
  By following these steps, you should be able to identify and resolve the cause of the C4004 error in your SAP environment.