How To Fix MD436 - &1: &2 (W2)

MD436 - Overview

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 436

• Message text: &1: &2 (W2)

What causes this issue?

The purchase order item displayed or the item for the schedule line
displayed is blocked. No goods can be received for this item.

System Response

The system displays this exception in the MRP list or the
stock/requirements list.

How to fix this error?

Check whether the item can be unblocked.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MD436 - &1: &2 (W2) ?

  The SAP error message MD436 typically relates to issues in the Material Requirements Planning (MRP) process, specifically concerning the availability of materials or the planning of production orders. The message format you provided indicates that it is a warning (W2) and includes placeholders for specific details.
  
  Cause:
  The error message MD436 usually indicates that there is a problem with the planning of materials or production orders. Common causes include:
  
  Insufficient Stock: The system has determined that there is not enough stock available to meet the demand for a particular material.
  Incorrect MRP Parameters: The settings for MRP might not be configured correctly, leading to planning issues.
  Lead Time Issues: The lead times for procurement or production might not be set correctly, causing delays in availability.
  Demand and Supply Mismatch: There may be a mismatch between the demand (sales orders, forecasts) and the supply (production orders, stock).
  Master Data Issues: Problems with material master data, such as incorrect