How To Fix GH318 - Index ID may only have two characters

SAP Error Message - Details

• Message type: E = Error

• Message class: GH - Help functions and tools in FI-SL

• Message number: 318

• Message text: Index ID may only have two characters

What causes this issue?

You created a table group that is either 14 or 15 characters long.
However, the index ID may only have a maximum of 2 characters. This
restriction is contingent upon the database.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Use an index ID with a maximum of two characters.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GH318 - Index ID may only have two characters ?

  The SAP error message GH318, which states "Index ID may only have two characters," typically occurs in the context of SAP applications where an index identifier is being defined or used. This error indicates that the Index ID you are trying to use exceeds the allowed character limit, which is restricted to two characters.
  Cause:
  
  Input Error: The most common cause is that the user has entered an Index ID that is longer than two characters.
  Configuration Issue: In some cases, the system configuration or custom development may inadvertently allow for longer Index IDs, leading to this error when the system enforces the two-character limit.
  Data Migration: If data is being migrated from another system, the Index IDs may not conform to the two-character limit, resulting in this error.
  
  Solution:
  
  Check Input: Review the Index ID you are trying to enter and ensure it is exactly two characters long. If it is longer, truncate it to the first two characters or choose a valid two-character ID.
  Validation: Implement validation checks in your input forms or data entry processes to prevent users from entering Index IDs that exceed the character limit.
  Configuration Review: If you are a system administrator or developer, review the configuration settings related to Index IDs to ensure they are set correctly and that no custom code is allowing for longer IDs.
  Data Correction: If this error arises from data migration, you may need to correct the data in the source system or during the migration process to ensure all Index IDs conform to the two-character limit.
  
  Related Information:
  
  Documentation: Refer to SAP documentation for the specific module you are working with to understand the context of Index IDs and their usage.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, SAP releases updates that address specific error messages or system behaviors.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to resolve the GH318 error and ensure that your Index IDs conform to the required format.