How To Fix VO729 - Unexpected return code APPL_LOG_WRITE_SINGLE_MESSAGE: &

VO729 - Overview

• Message type: E = Error

• Message class: VO - W&S: Rough workload forecast + picking wave

• Message number: 729

• Message text: Unexpected return code APPL_LOG_WRITE_SINGLE_MESSAGE: &

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 VO729 - Unexpected return code APPL_LOG_WRITE_SINGLE_MESSAGE: & ?

  Certainly! Here's a detailed explanation regarding the SAP error message:
  
  SAP Error Message:
  VO729 Unexpected return code APPL_LOG_WRITE_SINGLE_MESSAGE: &
  
  1. Cause
  The error message VO729 with the text "Unexpected return code APPL_LOG_WRITE_SINGLE_MESSAGE: &" typically occurs when the system tries to write a log message using the Application Log (transaction SLG1/SLG0) but encounters an unexpected return code from the function module APPL_LOG_WRITE_SINGLE_MESSAGE.
  Possible causes include:
  
  Incorrect or incomplete parameters passed to the logging function module.
  Authorization issues preventing the log from being written.
  Inconsistent or missing entries in the Application Log object or subobject.
  System inconsistencies or database issues related to the Application Log tables.
  Custom code or enhancement that calls the logging function incorrectly.
  Transport or system upgrade issues causing mismatch in logging objects or function modules.
  
  
  2. Explanation
  
  The function module APPL_LOG_WRITE_SINGLE_MESSAGE is used to write a single message to the Application Log.
  It returns a code indicating success or failure.
  The error message VO729 is triggered when the return code is not as