How To Fix GG777 - The length of the key from table & could not be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: GG - Messages for FI-SL customizing

• Message number: 777

• Message text: The length of the key from table & could not be determined

What causes this issue?

In order for the transports to be performed correctly, it is necessary
to determine the length of the key of the transported tables. This was
not possible for table &V1&.

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?

Inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GG777 - The length of the key from table & could not be determined ?

  The SAP error message GG777, which states "The length of the key from table & could not be determined," typically occurs in the context of data extraction or reporting, particularly when dealing with data sources in SAP BW (Business Warehouse) or when using certain ABAP programs. This error indicates that the system is unable to determine the key length for a specified table, which can hinder data processing or extraction.
  Causes:
  
  Missing Table Definition: The table in question may not be defined correctly in the system, or it may not exist in the database.
  Inconsistent Data Dictionary: There may be inconsistencies in the data dictionary, such as missing or incorrect entries for the table.
  Transport Issues: If the table was recently transported from another system, there may have been issues during the transport process that led to incomplete definitions.
  Authorization Issues: The user may not have the necessary authorizations to access the table or its metadata.
  Database Issues: There could be underlying database issues that prevent the system from retrieving the key length.
  
  Solutions:
  
  Check Table Existence: Verify that the table exists in the database and is correctly defined in the data dictionary (SE11).
  Recheck Transport: If the table was recently transported, ensure that the transport was successful and that all necessary objects were included.
  Update Data Dictionary: If there are inconsistencies, you may need to regenerate the data dictionary objects. This can be done using transaction SE11 or SE14.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the table and its metadata.
  Database Consistency Check: Perform a consistency check on the database to identify and resolve any underlying issues.
  Debugging: If the issue persists, consider debugging the program or report that is generating the error to identify the specific point of failure.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE37 (Function Module), ST22 (Dump Analysis).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation for data extraction and reporting to ensure that all prerequisites are met.
  
  If the problem continues after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.