How To Fix DMCLG252 - Error during INSERT in table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 252

• Message text: Error during INSERT in table &1

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 DMCLG252 - Error during INSERT in table &1 ?

  The SAP error message DMCLG252, which indicates "Error during INSERT in table &1," typically occurs during data manipulation operations, particularly when trying to insert records into a database table. This error can arise due to various reasons, and understanding the cause is crucial for finding an appropriate solution.
  Possible Causes:
  
  Primary Key Violation: The record you are trying to insert may have a primary key that already exists in the table.
  Foreign Key Violation: The data being inserted may reference a foreign key that does not exist in the related table.
  Data Type Mismatch: The data being inserted may not match the expected data types defined in the table schema.
  Null Value Violation: Attempting to insert a null value into a column that does not allow nulls.
  Database Locking Issues: The table may be locked by another transaction, preventing the insert operation.
  Authorization Issues: The user may not have the necessary permissions to perform the insert operation on the specified table.
  Database Constraints: Other constraints defined on the table (like unique constraints) may be violated.
  
  Solutions:
  
  Check for Duplicates: Verify if the primary key or unique constraints are being violated by checking existing records in the table.
  Validate Foreign Keys: Ensure that any foreign key references in the data being inserted exist in the related tables.
  Data Type Verification: Confirm that the data types of the values being inserted match the definitions in the table schema.
  Null Value Checks: Ensure that you are not trying to insert null values into columns that do not allow them.
  Transaction Management: If there are locking issues, you may need to wait for the other transaction to complete or investigate the locking situation.
  Authorization Review: Check the user permissions to ensure that the user has the necessary rights to perform the insert operation.
  Review Constraints: Look into any additional constraints on the table that may be causing the insert to fail.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE11 (Data Dictionary) to check the table structure and constraints.
  Debugging: If you have access, you can debug the program or transaction that is causing the error to get more insights into the data being processed.
  SAP Notes: Check SAP Notes for any known issues related to the specific table or error message.
  Logs: Review application logs or database logs for more detailed error messages that can provide additional context.
  
  By systematically checking these areas, you should be able to identify the root cause of the DMCLG252 error and implement the appropriate solution.