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

SAP Error Message - Details

• 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 exists in the system. You can do this by navigating to the relevant transaction (e.g., IL03 for viewing task lists) and confirming the group details.
  Check Group Counter: Ensure that the group counter you are using is valid for the specified task list group. You can check this in the same transaction.
  Confirm Task List Type: Make sure that the task list type is correctly defined and is compatible with the task list group and counter.
  Create or Update Task List: If the task list does not exist, you may need to create it using the appropriate transaction (e.g., IA01 for creating maintenance task lists).
  Review Authorizations: Ensure that the user has the necessary authorizations to access and modify the task lists.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on task list management and troubleshooting.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IL01 (Create Task List), IL02 (Change Task List), IL03 (Display Task List), and IA01/IA02/IA03 for maintenance task lists.
  SAP Notes: Check SAP Notes for any known issues or patches related to task lists and this specific error message.
  User Manuals: Review user manuals or training materials related to task list management in SAP to ensure proper usage and understanding of the system.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.