How To Fix DIACL079 - & already has a preceding object

SAP Error Message - Details

• Message type: E = Error

• Message class: DIACL - Messages for Aircraft logbook

• Message number: 079

• Message text: & already has a preceding object

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 DIACL079 - & already has a preceding object ?

  The SAP error message DIACL079 typically indicates that there is an issue with the data interface or the data transfer process, particularly when dealing with the Data Interface and Conversion Layer (DICL) in SAP. The message "already has a preceding object" suggests that there is a conflict or duplication in the data structure or sequence of objects being processed.
  Cause:
  
  Duplicate Entries: The error may occur if there are duplicate entries in the data being processed, which the system cannot handle due to constraints in the data model.
  Incorrect Data Mapping: If the data mapping is not set up correctly, it can lead to conflicts where the system expects a certain sequence of objects.
  Data Integrity Issues: There may be issues with data integrity, such as missing or incorrect references to preceding objects.
  Configuration Errors: Misconfigurations in the DICL settings or the data transfer process can lead to this error.
  
  Solution:
  
  Check for Duplicates: Review the data being processed to ensure there are no duplicate entries. Remove or correct any duplicates found.
  Review Data Mapping: Ensure that the data mapping is correctly configured. Verify that the sequence of objects is as expected and that all required fields are correctly mapped.
  Data Validation: Validate the data being transferred to ensure that it meets the integrity constraints required by the system.
  Configuration Review: Check the configuration settings in the DICL to ensure that they are set up correctly. This may involve reviewing the settings for the data transfer process and making necessary adjustments.
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional guidance and troubleshooting steps.
  Debugging: If the issue persists, consider using debugging tools to trace the data flow and identify where the conflict is occurring.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the DIACL079 error. SAP frequently updates its knowledge base with solutions to common problems.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP Support for assistance. They can provide expert guidance based on the specifics of your system and configuration.
  
  By following these steps, you should be able to identify the root cause of the DIACL079 error and implement a solution to resolve it.