How To Fix EQ308 - The function is not supported for the selected field

EQ308 - Overview

• Message type: E = Error

• Message class: EQ - Cross-IS-U functions

• Message number: 308

• Message text: The function is not supported for the selected field

What causes this issue?

You pressed F2, but the cursor is positioned on a field that does not
support this function.

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?

Position the cursor on a field that supports the F2 function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EQ308 - The function is not supported for the selected field ?

  The SAP error message EQ308, which states "The function is not supported for the selected field," typically occurs when a user attempts to perform an operation or function that is not applicable to the specific field or data type in the SAP system. This can happen in various contexts, such as when working with reports, queries, or data entry forms.
  Causes:
  
  Incompatible Field Type: The field you are trying to manipulate may not support the function you are attempting to use. For example, trying to apply a mathematical operation on a text field.
  Field Attributes: The field may have specific attributes or settings that restrict certain operations. For instance, a field marked as "read-only" cannot be modified.
  Custom Development: If you are using a custom program or transaction, the logic implemented may not support the function for the selected field.
  Authorization Issues: Sometimes, the error can arise due to insufficient authorizations to perform certain actions