How To Fix /STTPEC/MC_MD066 - Serialization type '&1' cannot be changed to '&2'

/STTPEC/MC_MD066 - Overview

• Message type: E = Error

• Message class: /STTPEC/MC_MD -

• Message number: 066

• Message text: Serialization type '&1' cannot be changed to '&2'

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /STTPEC/MC_MD066 - Serialization type '&1' cannot be changed to '&2' ?

  The SAP error message /STTPEC/MC_MD066 indicates that there is an issue with changing the serialization type of a material or product in the system. This error typically arises in the context of managing materials in SAP, particularly when dealing with serialization, which is the process of assigning unique identifiers to individual items.
  
  Cause:
  The error message occurs when there is an attempt to change the serialization type of a material from one type (&1) to another (&2), but the system does not allow this change due to various reasons, such as:
  
  Existing Data: The material may already have existing serialized data that is incompatible with the new serialization type.
  Configuration Settings: The system configuration may restrict changes to serialization types once they have been set.
  Dependencies: There may be dependencies or links to other processes or documents that prevent the change.
  Status of the Material: The material might be in a status that does not allow