How To Fix VO230 - Warehouse &: no comparison time defined yet

SAP Error Message - Details

• Message type: E = Error

• Message class: VO - W&S: Rough workload forecast + picking wave

• Message number: 230

• Message text: Warehouse &: no comparison time defined yet

What causes this issue?

You have entered a document item that points to warehouse number &V1&.
The updating of the workload data for the picking waves is done on the
<DS:DE.MCL_VGLDT>comparison date</>.
Which date is taken as the comparison date is controlled by the
<DS:DE.T340_KWVZP>time of comparison for forming picking waves</>.
This comparison time is defined for each warehouse number. For warehouse
number &V1&, this has not yet happened.

System Response

The date for updating the data for the picking waves cannot be
determined. The data is then updated on the date 00.00.0000.

How to fix this error?

Maintain the comparison date for warehouse number &V1& in Customizing
for Warehouse Management using the function <DS:TRAN.OMLP>Define
interface for shipping</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VO230 - Warehouse &: no comparison time defined yet ?

  SAP Error Message:
  
  VO230 Warehouse &: no comparison time defined yet
  
  Meaning / Cause
  This error occurs in SAP Extended Warehouse Management (EWM) or Warehouse Management (WM) when the system tries to perform a comparison or evaluation related to warehouse stock or inventory, but no "comparison time" (comparison date/time) has been defined or set yet for the warehouse in question.
  In other words:
  
  The system expects a baseline or reference time (comparison time) to compare current stock or inventory data against, but this reference time is missing or not initialized.
  This typically happens during inventory comparison, stock reconciliation, or when running reports or processes that require a historical snapshot or baseline for comparison.
  
  When does it occur?
  
  During inventory comparison or stock reconciliation processes.
  When running reports or transactions that require a comparison time to evaluate stock changes.
  After initial setup or after a system reset where the comparison time has not been set.
  Possibly after a system upgrade or data migration if the comparison time data was not carried over.
  
  
  Solution / How to fix
  
  
  Define the Comparison Time:
  You need to set or initialize the comparison time for the warehouse. This is usually done by running a process or transaction that sets the baseline inventory snapshot.
  
  
  Use Transaction / Process to Set Comparison Time:
  
  In SAP EWM, the comparison time is often set during the initial inventory or stock snapshot.
  You can use the relevant transaction or report to set the comparison time, for example:
  
  Run the Inventory Comparison or Stock Snapshot process.
  Use transaction codes or menu paths related to inventory management or warehouse stock comparison.
  
  
  
  
  
  Check Warehouse Settings:
  
  Verify that the warehouse number is correctly maintained.
  Check if the warehouse has been initialized properly.
  Ensure that the inventory or stock snapshot has been taken at least once.
  
  
  
  Consult SAP Notes / Documentation:
  
  Sometimes, specific SAP Notes address this error with detailed instructions.
  Check SAP Support Portal for notes related to message VO230.
  
  
  
  
  Additional Information
  
  
  Comparison Time:
  
  This is a timestamp or date/time that represents the point in time against which current stock levels are compared. It is essential for inventory reconciliation and reporting.
  
  
  Inventory Snapshot:
  
  Taking an inventory snapshot is a common way to set the comparison time. This snapshot freezes the stock quantities at a certain time, allowing the system to detect changes afterward.
  
  
  Impact:
  
  Without a defined comparison time, the system cannot perform meaningful stock comparisons, which may block inventory reconciliation or reporting processes.
  
  
  
  Summary
  
  
  
  Aspect
  Details
  
  
  
  
  Error Message
  VO230 Warehouse &: no comparison time defined yet
  
  
  Cause
  No baseline comparison time (snapshot) set for the warehouse; system cannot compare stock
  
  
  Solution
  Initialize/set the comparison time by taking an inventory snapshot or running comparison process
  
  
  Related Info
  Occurs in inventory comparison, stock reconciliation; ensure warehouse is properly initialized
  
  
  
  
  If you provide the exact SAP module (EWM, WM, etc.) or transaction where this occurs, I can give more precise instructions.