How To Fix RSDSO_UPDATE018 - Chaconst definition violated for record &1, field name &2, value &3

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDSO_UPDATE -

• Message number: 018

• Message text: Chaconst definition violated for record &1, field name &2, value &3

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDSO_UPDATE018 - Chaconst definition violated for record &1, field name &2, value &3 ?

  The SAP error message RSDSO_UPDATE018 indicates that there is a violation of the characteristic definition in a DataStore Object (DSO) during an update process. This typically occurs when the data being loaded into the DSO does not conform to the defined characteristics or constraints of the DSO.
  Cause:
  The error message is triggered when:
  
  Data Type Mismatch: The value being loaded into a field does not match the expected data type defined in the DSO.
  Length Violation: The length of the value being loaded exceeds the maximum length defined for that field in the DSO.
  Value Constraints: The value being loaded does not meet the constraints defined for that characteristic (e.g., a value that is not allowed or is outside a defined range).
  Null Values: If the field is defined as non-nullable and a null value is being loaded.
  
  Solution:
  To resolve the RSDSO_UPDATE018 error, you can take the following steps:
  
  
  Check Data Types: Verify that the data types of the source data match the data types defined in the DSO. Ensure that numeric fields are not being loaded with character data, for example.
  
  
  Check Field Lengths: Review the lengths of the fields in the source data and compare them with the lengths defined in the DSO. If the source data exceeds the defined length, you may need to truncate the data or adjust the DSO definition.
  
  
  Review Value Constraints: Check if the values being loaded conform to any constraints defined in the DSO. This includes checking for valid ranges, allowed values, and any other business rules that may apply.
  
  
  Handle Null Values: If the field is defined as non-nullable, ensure that no null values are being loaded. If necessary, provide default values or modify the data extraction process to handle nulls appropriately.
  
  
  Data Transformation: If you are using a transformation process (e.g., in an ETL tool), ensure that the transformation logic correctly handles the data types, lengths, and constraints.
  
  
  Debugging: If the issue persists, consider enabling logging or debugging options in your data loading process to capture more detailed information about the records causing the error.
  
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to analyze the DSO and its characteristics.
  Data Source: Check the data source from which the data is being extracted to ensure it is providing valid data.
  SAP Notes: Look for relevant SAP Notes that may address specific issues related to this error message or provide additional guidance.
  
  By following these steps, you should be able to identify and resolve the underlying issue causing the RSDSO_UPDATE018 error.