How To Fix /SAPAPO/RES_MSG003 - You cannot enter special characters in the resource network name

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RES_MSG -

• Message number: 003

• Message text: You cannot enter special characters in the resource network name

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RES_MSG003 - You cannot enter special characters in the resource network name ?

  The SAP error message /SAPAPO/RES_MSG003 indicates that you are trying to enter special characters in the resource network name within the SAP Advanced Planning and Optimization (APO) module. This error typically arises when the input for the resource network name does not conform to the allowed character set defined by SAP.
  Cause:
  The primary cause of this error is the inclusion of special characters (such as symbols, punctuation, or non-alphanumeric characters) in the resource network name. SAP has specific rules regarding the naming conventions for various fields, and resource network names are expected to consist of alphanumeric characters only.
  Solution:
  To resolve this error, you should:
  
  
  Check the Resource Network Name: Review the resource network name you are trying to enter. Ensure that it contains only valid characters, which typically include:
  
  Letters (A-Z, a-z)
  Numbers (0-9)
  Underscores (_) or other allowed characters, depending on your system's configuration.
  
  
  
  Modify the Name: If the name contains any special characters, remove or replace them with valid characters. For example, if your resource network name is Resource@Network#1, change it to Resource_Network_1 or ResourceNetwork1.
  
  
  Follow Naming Conventions: Adhere to any specific naming conventions or guidelines provided by your organization or SAP documentation. This may include length restrictions or specific prefixes/suffixes.
  
  
  Test the Changes: After modifying the resource network name, try to save or process the entry again to see if the error persists.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for guidelines on naming conventions and character restrictions in the APO module.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding this error message.
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem continues after following these steps, it may be beneficial to consult with your SAP administrator or technical support for further assistance.