How To Fix VL156 - Material & is blocked (delivery quantity will be set to '0')

VL156 - Overview

• Message type: E = Error

• Message class: VL -

• Message number: 156

• Message text: Material & is blocked (delivery quantity will be set to '0')

What causes this issue?

This material is blocked by another user or application.

System Response

The system cannot carry out the requested activity at this time.

How to fix this error?

Try again later. Check the entries in lock management to determine the
cause for the block, if necessary.

Error message extract from SAP system. Copyright SAP SE.

VL156 - Details

• The SAP error message VL156 indicates that a material is blocked, which prevents it from being delivered. This can occur in various scenarios, such as when the material is blocked for quality reasons, stock is blocked, or there are issues with the material master data.
  Causes of VL156 Error
  
  
  Quality Inspection Block: The material may be subject to a quality inspection and is blocked until the inspection is completed and the material is released.
  
  
  Stock Block: The stock of the material may be blocked in the inventory management system, preventing it from being used for deliveries.
  
  
  Material Master Data Issues: The material master may have settings that block the material for certain transactions, such as sales or deliveries.
  
  
  Sales Order Block: The sales order associated with the delivery may have a block due to credit issues, delivery blocks, or other reasons.
  
  
  Plant or Storage Location Block: The specific plant or storage location where the material is