How To Fix SCPR770 - Key length of table &1 > 120 characters, it cannot be processed

SAP Error Message - Details

• Message type: E = Error

• Message class: SCPR - BC Sets

• Message number: 770

• Message text: Key length of table &1 > 120 characters, it cannot be processed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SCPR770 - Key length of table &1 > 120 characters, it cannot be processed ?

  The SAP error message SCPR770 indicates that there is an issue with the key length of a table in the SAP system. Specifically, it states that the key length of the specified table (denoted as &1) exceeds 120 characters, which is not supported for processing in certain contexts, such as when using certain database operations or when working with specific SAP functionalities.
  Cause:
  The primary cause of this error is that the table in question has a key (primary key or unique key) that is longer than the maximum allowed length of 120 characters. This can happen due to:
  
  Table Design: The table was designed with a composite key that includes multiple fields, resulting in a total key length that exceeds the limit.
  Data Model Changes: Changes in the data model or the addition of new fields to the key can inadvertently increase the key length.
  Custom Development: Custom tables created by developers may not adhere to the key length restrictions.
  
  Solution:
  To resolve the SCPR770 error, you can consider the following approaches:
  
  
  Review Table Design:
  
  Analyze the table structure and identify the fields that are part of the key.
  If possible, reduce the number of fields in the key or change the data types to shorten the key length.
  
  
  
  Modify Key Fields:
  
  If the key is a composite key, consider whether all fields are necessary for uniqueness. You may be able to remove some fields from the key.
  If the key is too long due to character fields, consider using shorter data types or abbreviations.
  
  
  
  Create a New Table:
  
  If the existing table cannot be modified due to dependencies or other constraints, consider creating a new table with a more appropriate key length and migrating the data.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific table and its key constraints. There may be specific guidelines or recommendations for handling long keys.
  
  
  
  Engage SAP Support:
  
  If you are unable to resolve the issue through the above steps, consider reaching out to SAP support for assistance. They may provide insights or solutions specific to your SAP version and configuration.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on handling long key lengths.
  Database Limitations: Be aware of the limitations imposed by the underlying database system (e.g., HANA, Oracle, etc.) regarding key lengths and indexing.
  Performance Considerations: Long keys can impact performance, so it's advisable to keep keys as short as possible while still ensuring data integrity.
  
  By following these steps, you should be able to address the SCPR770 error and ensure that your table keys comply with SAP's requirements.