How To Fix RSQU021 - Name & is too long to be used in the delta update

SAP Error Message - Details

• Message type: E = Error

• Message class: RSQU - S-API after 4.0: Delta Queue, Real Time Update

• Message number: 021

• Message text: Name & is too long to be used in the delta update

What causes this issue?

The name &v1& is too long to be used in the delta update.

System Response

The maximum number of characters for the name of a DataSource that is
extracted using the central delta is 17 characters.
This DataSource cannot be used in the delta update.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSQU021 - Name & is too long to be used in the delta update ?

  The SAP error message RSQU021 indicates that a name (such as a field name, table name, or other identifier) is too long to be used in a delta update process. This typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when dealing with data extraction and transformation processes.
  Cause:
  The error is caused by exceeding the maximum length allowed for identifiers in the delta update process. In SAP BW, certain identifiers have length restrictions, and if the name of a field or object exceeds this limit, the system will throw this error.
  Solution:
  To resolve the RSQU021 error, you can take the following steps:
  
  
  Identify the Long Name: Check the specific name mentioned in the error message. This will help you identify which object is causing the issue.
  
  
  Rename the Object: If possible, rename the object (e.g., field, table, or data source) to a shorter name that complies with SAP's naming conventions and length restrictions. 
  
  
  Check Data Source Settings: If the error is related to a data source, review the settings and mappings in the data source to ensure that no field names exceed the allowed length.
  
  
  Review Transformation Rules: If the error occurs during a transformation process, check the transformation rules to ensure that no derived field names are too long.
  
  
  Consult Documentation: Refer to SAP documentation for specific length limits for identifiers in your version of SAP BW or HANA.
  
  
  Test Changes: After making the necessary changes, test the delta update process again to ensure that the error is resolved.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error. SAP frequently updates its knowledge base with solutions for common issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Version-Specific Limitations: Be aware that different versions of SAP may have different limitations regarding identifier lengths, so ensure that you are referencing the correct version of the documentation.
  
  By following these steps, you should be able to resolve the RSQU021 error and successfully perform the delta update.