How To Fix W8314 - Perform the test first

SAP Error Message - Details

• Message type: E = Error

• Message class: W8 - Workflow: Expressions, data flow

• Message number: 314

• Message text: Perform the test first

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message W8314 - Perform the test first ?

  SAP Error Message:
  
  W8314 - Perform the test first
  
  Cause:
  The message W8314 "Perform the test first" typically occurs in SAP when you attempt to execute a process or action that requires a prerequisite test or simulation step to be completed beforehand. This is common in scenarios such as:
  
  Data migration or data load processes (e.g., using LSMW or BAPIs) where a test run (simulation) must be performed before the actual data transfer.
  Batch input sessions or mass processing where the system expects a test run to verify data correctness before the actual execution.
  Custom programs or transactions that enforce a test step to ensure data integrity or validation before proceeding.
  
  In essence, the system is preventing you from proceeding because the required test or simulation step has not been done yet.
  
  Solution:
  
  
  Perform the Test Run / Simulation:
  
  Identify the transaction or process you are working with.
  Execute the test or simulation step first. For example, in LSMW, run the "Read Data" and "Convert Data" steps and then perform the "Test Run" before the actual import.
  Review the test results for errors or warnings and correct any issues found.
  
  
  
  Check Process Flow:
  
  Follow the standard process flow as defined by the application or custom program.
  Ensure that all prerequisite steps are completed in the correct order.
  
  
  
  Consult Documentation or Help:
  
  Check the SAP documentation or the help section of the transaction for instructions on the required test steps.
  If this is a custom development, consult the developer or functional consultant for the correct procedure.
  
  
  
  Authorization Check:
  
  Sometimes, the message might appear if the user lacks authorization to perform the test or simulation step. Verify user roles and authorizations.
  
  
  
  
  Related Information:
  
  
  Common Transactions/Tools where W8314 appears:
  
  LSMW (Legacy System Migration Workbench)
  Batch Input Sessions (SM35)
  Custom data upload or validation programs
  SAP Data Services or other ETL tools integrated with SAP
  
  
  
  Message Class: W83 (or similar, depending on the module)
  
  
  Message Type: Warning (W) — the system is warning you to perform the test first, but it may allow you to cancel or go back.
  
  
  SAP Notes / KBAs:
  
  Search SAP Support Portal with the message number or text for specific notes.
  Example search terms: "W8314 Perform the test first", "LSMW test run required", "SAP batch input test run".
  
  
  
  
  Summary:
  The W8314 "Perform the test first" message is a prompt to ensure that a test or simulation step is completed before proceeding with the actual execution of a process. Always perform the test run, verify the results, and then continue with the final execution to avoid data inconsistencies or errors.
  
  If you provide the specific transaction or context where you encountered this message, I can give more tailored guidance.