How To Fix VO727 - Unexpected return code APPL_LOG_INIT: &

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 727

• Message text: Unexpected return code APPL_LOG_INIT: &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message VO727 - Unexpected return code APPL_LOG_INIT: & ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  VO727 Unexpected return code APPL_LOG_INIT: &
  
  Meaning / Cause:
  
  The error VO727 with the text "Unexpected return code APPL_LOG_INIT: &" typically occurs during the initialization of the application log (APPL_LOG) in SAP.
  The placeholder "&" is replaced by a return code or error code that indicates the specific problem encountered during the initialization.
  This error usually means that the system tried to initialize or write to the application log but encountered an unexpected return code from the function module or API responsible for application log handling.
  Common causes include:
  
  Missing or inconsistent application log objects or subobjects.
  Authorization issues preventing the creation or writing of logs.
  Database inconsistencies or missing entries related to application logs.
  Transport or system inconsistencies where the application log configuration is incomplete or corrupted.
  Issues with the underlying function module APPL_LOG_INIT or related components.
  
  
  
  
  Where it Occurs:
  
  During execution of transactions or programs that use the SAP Application Log (transaction SLG1, SLG0).
  During custom developments or standard SAP processes that write logs for error handling or process tracking.
  Often seen in background jobs or batch input sessions that rely on application logs.
  
  
  How to Analyze:
  
  
  Check the Return Code:
  
  The actual return code (replacing "&") gives a clue. For example, if it is a number or a short text, check what it means.
  Look into the system log (SM21) or developer traces (ST22) for related dump or error details.
  
  
  
  Check Application Log Configuration:
  
  Use transaction SLG0 to verify that the application log object and subobjects exist and are consistent.
  If missing, recreate or repair the application log objects.
  
  
  
  Authorization Check:
  
  Verify that the user or process has the necessary authorizations to write to the application log.
  Check authorization objects like S_LOG and S_TCODE.
  
  
  
  Check for Database or Transport Issues:
  
  Run consistency checks on the application log tables (e.g., BALHDR, BALDAT).
  If the system was recently upgraded or transported, verify that the application log objects were transported correctly.
  
  
  
  Debugging:
  
  If you have development access, debug the function module APPL_LOG_INIT to see why it returns an unexpected code.
  
  
  
  
  Possible Solutions:
  
  
  Recreate Application Log Objects:
  
  If the application log object or subobjects are missing or corrupted, recreate them in SLG0.
  
  
  
  Check and Adjust Authorizations:
  
  Ensure the user or background job has the correct authorizations to write logs.
  
  
  
  Apply SAP Notes:
  
  Search for SAP Notes related to VO727 or APPL_LOG_INIT errors. Sometimes SAP provides patches or corrections.
  
  
  
  Database Consistency:
  
  Run database consistency checks or SAP standard reports to fix inconsistencies in application log tables.
  
  
  
  Transport Fixes:
  
  Reimport or fix transports related to application log objects.
  
  
  
  Debug and Analyze:
  
  Debug the function module to identify the exact cause of the return code.
  
  
  
  
  Related Information:
  
  
  Transactions:
  
  SLG0 - Application Log Object Maintenance
  SLG1 - Application Log Display
  SM21 - System Log
  ST22 - ABAP Dump Analysis
  
  
  
  Function Modules:
  
  APPL_LOG_INIT - Initializes the application log
  BAL_LOG_CREATE - Creates a new log
  BAL_DB_SAVE - Saves log entries to the database
  
  
  
  SAP Notes:
  
  Search SAP Support Portal for notes related to VO727 or APPL_LOG_INIT errors.
  Example note keywords: "VO727", "APPL_LOG_INIT", "application log error"
  
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  VO727 Unexpected return code APPL_LOG_INIT: &
  
  
  Cause
  Application log initialization failed due to missing objects, authorization, or DB issues
  
  
  Solution
  Check and recreate log objects, verify authorizations, fix DB inconsistencies, apply SAP Notes
  
  
  Tools
  SLG0, SLG1, SM21, ST22, Debugging function module APPL_LOG_INIT
  
  
  
  
  If you provide the exact return code replacing "&", I can help you further narrow down the cause.
  
  Let me know if you need help with a specific return code or further troubleshooting steps!