How To Fix MW816 - &1 is not permitted as a packet size

MW816 - Overview

• Message type: E = Error

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

• Message number: 816

• Message text: &1 is not permitted as a packet size

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MW816 - &1 is not permitted as a packet size ?

  The SAP error message MW816 indicates that a specified packet size is not permitted. This error typically arises in the context of handling materials, especially when dealing with inventory management or logistics processes. The error message format usually looks like this: "MW816 &1 is not permitted as a packet size," where "&1" represents the specific packet size that is causing the issue.
  
  Cause:
  
  Invalid Packet Size: The packet size specified in the transaction or configuration is not valid according to the system's settings or business rules.
  
  Configuration Issues: The material master data may not be set up correctly, or the packet size may not be defined in the system.
  Data Entry Errors: Users may have entered an incorrect packet size during data entry, leading to this error.
  Custom Settings: Custom developments or enhancements in the SAP system may impose additional restrictions on packet sizes.
  
  
  Solution:
  
  Check Material Master Data: Verify the material master data for the item