How To Fix L3211 - External assignment of storage unit numbers is not allowed

L3211 - Overview

• Message type: E = Error

• Message class: L3 -

• Message number: 211

• Message text: External assignment of storage unit numbers is not allowed

What causes this issue?

You manually entered a <GL:storage_unit>storage unit</> number that
does not yet exist and would normally be created at this time. The
number you entered lies outside the number range interval that is
assigned to your warehouse. This number cannot be issued for your
warehouse number.

How to fix this error?

Check to see that the storage unit number you entered is correct.
Further information
<DS:SIMG.SIMG_XXMENUOLML34>Define number ranges</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message L3211 - External assignment of storage unit numbers is not allowed ?

  The SAP error message L3211, which states "External assignment of storage unit numbers is not allowed," typically occurs in the context of warehouse management processes. This error indicates that there is an attempt to manually assign a storage unit number (SUN) to a storage unit in a way that is not permitted by the system's configuration or business rules.
  Causes:
  
  Configuration Settings: The system may be configured to prevent external assignment of storage unit numbers. This is often the case in environments where storage unit management is tightly controlled.
  Warehouse Management Settings: The warehouse management settings may not allow for manual assignment of storage unit numbers, especially if the system is set to automatically generate these numbers.
  Incorrect Process: The user may be attempting to perform an operation that is not allowed, such as trying to assign a storage unit number during a process that does not support it (e.g., during a transfer or