How To Fix M3649 - Check the combination of task list group, group counter, + task list type

M3649 - Overview

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 649

• Message text: Check the combination of task list group, group counter, + task list type

What causes this issue?

This message can occur for one of the following reasons:
No <DS:GLOS.task_list>task list</> exists for the combination of
<DS:GLOS.task_list_group>task list group</>,
<DS:GLOS.group_counter>group counter</>, and
<DS:GLOS.task_list_type>task list type</> that you have entered.
A task list exists, but it has an invalid selection ID (that is, in
Customizing for <LS>Product Cost Planning</>, the selection ID assigned
to the plant is not the selection ID defined for task lists with the
corresponding task list type and task list usage).
The period of validity and/or lot-size range of the
<DS:GLOS.production_version>production version</> is not completely
within the period of validity and/or lot size range of the routing.
<ZH>Note</>
This message occurs in particular if you enter a
<DS:GLOS.reference_operation_set>reference operation set</> since
reference operation sets are not assigned to a material.

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 and, if necessary, correct your entries.
Procedure for System Administrators
Check in Customizing for <LS>Product Cost Planning</> whether a task
list exists for the task list group, group counter, and task
list type specified, and whether the task list matches the task list
selection.
<DS:TRAN.OPJF>Proceed</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M3649 - Check the combination of task list group, group counter, + task list type ?

  The SAP error message M3649 indicates that there is an issue with the combination of the task list group, group counter, and task list type in the context of maintenance planning or production planning. This error typically arises when the system cannot find a valid task list based on the provided parameters.
  
  Cause:
  
  Invalid Task List Group: The task list group specified may not exist or may not be correctly defined in the system.
  Incorrect Group Counter: The group counter may not correspond to a valid task list within the specified group.
  Task List Type Issues: The task list type may not be compatible with the task list group or may not be defined correctly.
  Missing Data: The required task list may not have been created or may have been deleted.
  Authorization Issues: The user may not have the necessary permissions to access the specified task list.
  
  
  Solution:
  
  Verify Task List Group: Check if the task list group