How To Fix G00019 - Unable to switch on the ALPHA conversion

G00019 - Overview

• Message type: E = Error

• Message class: G00 - SAP Consolidation

• Message number: 019

• Message text: Unable to switch on the ALPHA conversion

What causes this issue?

The <DS:DE.FC_ALPHB>ALPHA conversion of FS items</> cannot be turned on
when a deactivated ALPHA conversion generated solely numerical keys for
the FS items that are invalid when the ALPHA conversion is activated.
An example for this are items 1 or 001 because these lengths do not
coincide with the internal length of &V3&. The system would not be able
to address these items.
In this case, item &V2& of chart &V1& is involved.

System Response

Error

How to fix this error?

In most cases, the ALPHA conversion cannot be turned on again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message G00019 - Unable to switch on the ALPHA conversion ?

  The SAP error message G00019, "Unable to switch on the ALPHA conversion," typically occurs when there is an issue with the ALPHA conversion settings for a field in the SAP system. ALPHA conversion is a mechanism used in SAP to handle the formatting of data, particularly for fields that require leading zeros or specific formatting.
  
  Cause:
  
  Field Definition: The field in question may not be defined correctly in the data dictionary (DDIC). If the field is not set to use ALPHA conversion, the system will not be able to apply the necessary formatting.
  Data Type Mismatch: The data type of the field may not support ALPHA conversion. For example, if the field is defined as a numeric type but is being treated as a character type, this error can occur.
  Incorrect Configuration: The ALPHA conversion settings may not be properly configured in the system, leading to this error when trying to switch it on.
  Missing