How To Fix MW346 - Item &: deadlines cannot be met

SAP Error Message - Details

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 346

• Message text: Item &: deadlines cannot be met

What causes this issue?

The sequence of delivery dates for distribution centers and plants is
wrong. There can be two different cases here:

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

The allocation table item is not marked as a returns item
Here the delivery date for the distribution center must be before that
of the plant.
The allocation table item is marked as a returns item
Here the delivery date for the plant must be before that of the
distribution center.

How to fix this error?

Check the delivery dates for the distribution centers and plants.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MW346 - Item &: deadlines cannot be met ?

  The SAP error message MW346 ("Item &: deadlines cannot be met") typically occurs in the context of materials management and inventory management processes, particularly when dealing with procurement or production planning. This error indicates that the system cannot meet the deadlines for the specified item, which can be due to various reasons.
  Causes:
  
  Lead Time Issues: The lead time for procurement or production is longer than the time available to meet the required delivery date.
  Capacity Constraints: There may be insufficient capacity in production resources (machines, labor) to meet the demand within the specified timeframe.
  Material Shortages: Required materials may not be available in stock or may not be ordered in time to meet the deadlines.
  Incorrect Planning Parameters: Planning parameters such as safety stock, reorder points, or lot sizes may not be set correctly, leading to unrealistic deadlines.
  Scheduling Conflicts: Conflicts in scheduling due to other production orders or maintenance activities can also lead to this error.
  
  Solutions:
  
  Review Lead Times: Check and adjust the lead times for procurement and production in the material master data. Ensure that they reflect realistic timelines.
  Check Capacity Planning: Analyze the capacity of production resources and adjust production schedules or increase capacity if necessary.
  Material Availability Check: Ensure that all required materials are available and ordered in time. Use the Material Requirements Planning (MRP) functionality to check for shortages.
  Adjust Planning Parameters: Review and adjust planning parameters in the material master, such as safety stock levels, reorder points, and lot sizes, to ensure they align with actual demand.
  Reschedule Orders: If possible, reschedule production orders or procurement activities to allow for more time to meet deadlines.
  Consult with Stakeholders: Collaborate with relevant departments (e.g., procurement, production, logistics) to identify bottlenecks and develop a coordinated plan to address the issue.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MD04 (Stock/Requirements List) or CO09 (Availability Check) to analyze stock levels and availability.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Refer to SAP documentation for detailed information on material planning and production scheduling processes.
  Training: Consider training for users involved in planning and inventory management to better understand how to manage deadlines and avoid such errors.
  
  By addressing the underlying causes and implementing the suggested solutions, you should be able to resolve the MW346 error and improve your planning processes in SAP.