How To Fix WP408 - Movement type & cannot be converted

SAP Error Message - Details

• Message type: E = Error

• Message class: WP - Messages from POS interface

• Message number: 408

• Message text: Movement type & cannot be converted

What causes this issue?

The conversion rule for movement type &V1& is unknown.

System Response

The relevant record cannot be prepared in POS - interface outbound
processing. The relevant document cannot be booked in the SAP system in
POS - interface inbound processing.

How to fix this error?

<DS:SIMG.W_DF_VK_0126.SIMG_OPOS>Define a conversion rule for the
movement type</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WP408 - Movement type & cannot be converted ?

  The SAP error message WP408: Movement type & cannot be converted typically occurs during inventory or material document processing when the system encounters an issue converting or interpreting a specific movement type.
  
  Cause:
  
  The movement type specified in the transaction or document is not valid or cannot be converted in the current context.
  This can happen if:
  
  The movement type is not defined or not allowed for the particular material or plant.
  There is a customization issue in the movement type configuration.
  The system is trying to convert a movement type during a process (e.g., transfer posting, goods issue, goods receipt) but the conversion rule is missing or incorrect.
  The movement type is obsolete or not supported in the current SAP system version or module.
  There is a data inconsistency or incorrect input in the document.
  
  
  
  
  Solution:
  
  
  Check Movement Type Configuration:
  
  Go to transaction OMJJ (or SPRO path: Logistics Execution ? Inventory Management ? Movement Types ? Define Movement Types).
  Verify that the movement type in question is properly defined and active.
  Check if the movement type is allowed for the material type, plant, and movement scenario.
  
  
  
  Check Movement Type Conversion Rules:
  
  If the error occurs during a conversion process (e.g., transfer posting), check the movement type conversion settings.
  Use transaction OMWB to check movement type conversion rules.
  Ensure that the movement type can be converted to the target movement type as per business process.
  
  
  
  Verify Material Master and Plant Data:
  
  Check if the material master data is consistent and the movement type is valid for the plant and storage location.
  Use transaction MM03 to review material master.
  
  
  
  Check Document and Transaction Data:
  
  Review the document or transaction where the error occurs.
  Ensure that the movement type entered is correct and valid for the operation.
  
  
  
  Debug or Analyze the Error:
  
  If standard checks do not resolve the issue, debugging the program or checking the short dump (ST22) may provide more insight.
  Look for notes or OSS messages related to the movement type and error WP408.
  
  
  
  SAP Notes and Support:
  
  Search SAP Support Portal for notes related to message WP408.
  Sometimes patches or corrections are available if this is a known issue.
  
  
  
  
  Related Information:
  
  Movement Types in SAP control the type of stock posting (e.g., goods receipt, goods issue, transfer posting).
  Movement types are key in Inventory Management (IM) and Warehouse Management (WM).
  Common movement types include:
  
  101: Goods receipt for purchase order
  201: Goods issue for cost center
  301: Transfer posting plant to plant
  
  
  Movement type conversion is used in transfer postings or special stock movements.
  Incorrect or missing configuration can cause errors like WP408.
  
  
  Summary:
  
  Cause: Invalid or non-convertible movement type in the current context.
  Solution: Verify and correct movement type configuration and conversion rules; check material and plant data; ensure correct input.
  Tools: OMJJ, OMWB, MM03, ST22, SAP Notes.
  
  If you provide the exact movement type and transaction context, I can help you with more specific guidance.