How To Fix L9214 - Internal number too long (No. range & or SU conversion number incorrect)

L9214 - Overview

• Message type: E = Error

• Message class: L9 - Function Modules

• Message number: 214

• Message text: Internal number too long (No. range & or SU conversion number incorrect)

What causes this issue?

The internal number for the storage unit is longer than the number of
digits defined for the conversion exit. Either the number range for
storage units or the control table for the conversion is set up
incorrectly.

How to fix this error?

To correct this error, using the customizing application, you can
shorten the length of the storage unit numbers, or
increase the number of digits allowed for the storage unit numbers.
Caution: Changes to default values for check digits and length for
issuing storage unit numbers may cause significant problems in a
productive system.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message L9214 - Internal number too long (No. range & or SU conversion number incorrect) ?

  The SAP error message L9214, which states "Internal number too long (No. range & or SU conversion number incorrect)," typically occurs in the context of logistics and inventory management. This error is related to the handling of internal number ranges or conversion numbers that exceed the expected length or format.
  Causes:
  
  Incorrect Number Range Configuration: The number range defined for a specific document type or transaction may be incorrectly configured, leading to an internal number that exceeds the allowed length.
  Data Entry Errors: Manual entry of numbers that exceed the defined limits can trigger this error.
  Custom Development Issues: If there are custom programs or enhancements that manipulate number ranges or internal numbers, they may not adhere to the expected formats.
  System 
  Configuration Issues: Misconfiguration in the system settings related to number ranges or document types can also lead to this error.
  
  Solutions:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects) and check