How To Fix DT313 - For. &-& (& and & have different data types)

DT313 - Overview

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 313

• Message text: For. &-& (& and & have different data types)

What causes this issue?

When you assign foreign key fields to the key fields of the check
table, the corresponding fields must have the same data type. In the
case of the field of the foreign key table and the key field of the
check table listed in the message, the data types are not the same.

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

System Response

How to fix this error?

Correct the foreign key definition and activate the foreign key table
again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DT313 - For. &-& (& and & have different data types) ?

  The SAP error message DT313 indicates a data type mismatch in a comparison operation. Specifically, it occurs when you are trying to compare or operate on two fields (or variables) that have different data types. This can happen in various contexts, such as in ABAP programs, function modules, or when working with database queries.
  
  Cause:
  The error arises when:
  
  You are trying to compare two variables or fields that are of different data types (e.g., comparing a character field with a numeric field).
  The operation being performed does not support the data types involved.
  Implicit type conversion is not possible due to the nature of the data types.
  
  
  Solution:
  To resolve the DT313 error, you can take the following steps:
  
  
  Check Data Types: Review the data types of the variables or fields involved in the operation. Ensure that they are compatible for the operation you are trying to perform.
  
  
  Explicit Conversion: If the data types are different but you