How To Fix L1157 - The special character "/" must not be used in the storage bin name

SAP Error Message - Details

• Message type: E = Error

• Message class: L1 - Message handling for WM master data

• Message number: 157

• Message text: The special character "/" must not be used in the storage bin name

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message L1157 - The special character "/" must not be used in the storage bin name ?

  The SAP error message L1157 indicates that a special character, specifically the forward slash ("/"), has been used in the storage bin name, which is not allowed in the SAP system. This error typically occurs when creating or modifying storage bin names in the Warehouse Management (WM) module.
  Cause:
  The primary cause of this error is the inclusion of the forward slash ("/") in the storage bin name. SAP has specific rules regarding the characters that can be used in storage bin names, and certain special characters, including "/", are prohibited.
  Solution:
  To resolve this error, you need to modify the storage bin name to remove the forward slash or replace it with an acceptable character. Here are the steps to do this:
  
  
  Identify the Storage Bin: Determine which storage bin is causing the error. This can usually be found in the transaction where the error occurred.
  
  
  Change the Storage Bin Name:
  
  Go to the transaction code for maintaining storage bins, typically LS02 (Change Storage Bin) or LS01 (Create Storage Bin).
  Enter the storage bin number that needs to be changed.
  Modify the storage bin name to remove the forward slash or replace it with a valid character (e.g., underscore "_", hyphen "-", etc.).
  Save the changes.
  
  
  
  Validation: After making the changes, try to perform the action that previously triggered the error to ensure that it has been resolved.
  
  
  Related Information:
  
  Character Restrictions: Familiarize yourself with the character restrictions for storage bin names in SAP. Generally, alphanumeric characters and some special characters (like underscores) are allowed, while others (like slashes, backslashes, etc.) are not.
  Documentation: Refer to SAP documentation or help files for more information on naming conventions and restrictions in the Warehouse Management module.
  Testing: After making changes, it is advisable to test the functionality to ensure that the storage bin operates correctly without any further errors.
  
  By following these steps, you should be able to resolve the L1157 error and successfully manage your storage bin names in SAP.