How To Fix IO212 - Exactly &1 serial numbers must be selected (instead of &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: IO - Plant Maintenance: Object List

• Message number: 212

• Message text: Exactly &1 serial numbers must be selected (instead of &2)

What causes this issue?

You or another user have entered an incorrect number of serial
numbers.
The maximum number of <DS:GLOS.serial_number>serial numbers</> may equal
the amount of document items. If there is a serial number obligation,
this must equal the document quantity.

System Response

INCLUDE KEINE-FUNKTION OBJECT DOKU ID TX

How to fix this error?

Delete the serial numbers or add further serial numbers.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IO212 - Exactly &1 serial numbers must be selected (instead of &2) ?

  The SAP error message IO212 indicates that there is a mismatch between the number of serial numbers that are expected to be selected and the number that have actually been selected. Specifically, the message states that exactly &1 serial numbers must be selected, but &2 serial numbers have been selected instead. 
  Cause:
  This error typically occurs in scenarios where serial number management is involved, such as during the processing of goods movements, inventory management, or when performing transactions that require specific serial numbers to be assigned to items. The mismatch can happen due to:
  
  Incorrect Selection: The user may have selected too many or too few serial numbers for the transaction.
  Configuration Issues: There may be settings in the system that dictate how many serial numbers should be associated with a particular item or transaction.
  Data Entry Errors: Manual entry errors can lead to incorrect serial number selection.
  
  Solution:
  To resolve the IO212 error, you can take the following steps:
  
  
  Check Requirements: Review the transaction or process you are attempting to execute to understand how many serial numbers are required. This information can often be found in the documentation or by consulting with a colleague familiar with the process.
  
  
  Adjust Selection: Ensure that you select the exact number of serial numbers required. If the message indicates that you need to select &1 serial numbers, make sure to select that exact number.
  
  
  Review Serial Number Assignment: If you are unsure about the serial numbers, check the item master data or the relevant documents to confirm which serial numbers are valid for the transaction.
  
  
  Consult Configuration: If the issue persists, it may be necessary to consult with your SAP configuration team to ensure that the settings for serial number management are correctly configured.
  
  
  Test with Different Data: If possible, try to replicate the issue with different data or in a test environment to see if the problem is consistent.
  
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to inventory management, such as MIGO (Goods Movement), MB1A (Goods Withdrawal), or others that involve serial number handling.
  SAP Notes: Check SAP Notes for any known issues or patches related to serial number management that may address this error.
  Documentation: Refer to SAP documentation on serial number management for best practices and guidelines on how to handle serial numbers in transactions.
  
  If the problem continues after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.