How To Fix DO191 - Fixed value definition is not allowed for data type &

DO191 - Overview

• Message type: E = Error

• Message class: DO - Dictionary: Mass activation of domains and data elements

• Message number: 191

• Message text: Fixed value definition is not allowed for data type &

What causes this issue?

Fixed value maintenance is not possible for the specified data type.
Values for data types CHAR, NUMC, DEC, INT1, INT2 and INT4 can be
specified for a domain. However, only in the case of data types CHAR and
NUMC is a check of the entry values on the mask carried out.

System Response

This is information.

How to fix this error?

If fixed values are defined for the domain, correct the data type or
delete the fixed values.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DO191 - Fixed value definition is not allowed for data type & ?

  The SAP error message DO191, which states "Fixed value definition is not allowed for data type &," typically occurs when you are trying to define a fixed value for a data element or field that does not support fixed values. This error is often encountered in the context of data dictionary objects, such as domains or data elements, where the data type does not allow for fixed values.
  
  Cause:
  
  Incompatible Data Type: The data type you are trying to assign a fixed value to does not support it. For example, fixed values can usually be defined for certain data types like CHAR or NUMC, but not for types like STRING or REF TO.
  Incorrect Configuration: You may have mistakenly tried to set a fixed value for a field that is intended to be dynamic or variable.
  Data Element Definition: The data element or domain you are working with may not be configured to allow