How To Fix M3663 - Check the proposed task list alternative & & &

M3663 - Overview

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 663

• Message text: Check the proposed task list alternative & & &

What causes this issue?

The task list alternative (<DS:GLOS.task_list_group>task list group</>,
<DS:GLOS.group_counter>group counter</>, and, in the case of production
versions, <DS:GLOS.task_list_type>task list type</>) has been proposed
in part by the system.

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?

Check the default values.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M3663 - Check the proposed task list alternative & & & ?

  The SAP error message M3663, which states "Check the proposed task list alternative & & &," typically occurs in the context of production planning and control, particularly when dealing with task lists or routing in the SAP system. This error indicates that there is an issue with the proposed task list alternative for a particular production order or process.
  Causes:
  
  Missing Task List: The proposed task list alternative may not exist for the material or operation being processed.
  Incorrect Configuration: The task list may not be correctly configured or may not match the requirements of the production order.
  Versioning Issues: There may be multiple versions of the task list, and the system may be trying to access a version that is not valid or does not exist.
  Authorization Issues: The user may not have the necessary authorizations to access the task list or the specific alternative.
  Data Inconsistencies: There may be inconsistencies in the master data