How To Fix MC750 - Field &-& (type conflict in selection condition)

MC750 - Overview

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 750

• Message text: Field &-& (type conflict in selection condition)

What causes this issue?

In a selection condition, a constant whose type does not agree with the
type of the field was defined.

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?

Change the constant so that it agrees with the type of the field. Empty
constants are absolutely forbidden.
The following checks are made for the type:
character-like types such as <LS>CHAR</> and <LS>LANG</>:
The constants must be enclosed in apostrophes and may contain any
number of characters. Apostrophes within the constants have to be
included twice.
character-like numeric types such as <LS>NUMC</>, <LS>DATS</>,
<LS>TIMS</> etc.:
The constants must be enclosed in apostrophes and may only contain
digits. For NUMC, the first position may be sign + or -.
Integer types <LS>INT1</> and <LS>INT4</>:
The constant is not enclosed in apostrophes. It contains only digits.
For INT4, the first position may be sign + or - .

Error message extract from SAP system. Copyright SAP SE.

MC750 - Details

• The SAP error message MC750 ("Field &-& (type conflict in selection condition)") typically occurs in the context of reporting or data selection in SAP, particularly when there is a mismatch in data types between the fields being used in a selection condition. This can happen in various SAP modules, including SAP MM (Materials Management) and SAP SD (Sales and Distribution).
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Data Type Mismatch: The field being referenced in the selection condition has a different data type than what is expected. For example, trying to compare a numeric field with a character field.
  Incorrect Field Usage: Using a field in a selection condition that is not appropriate for the data type or context.
  Custom Code Issues: If there are custom programs or enhancements, they may be incorrectly handling data types.
  
  
  Solution:
  To resolve the MC750 error, you can take the following steps:
  
  
  Check Field Definitions: Verify the