How To Fix WGDS_PROCESS754 - Index out of bounds: index &1 does not exist in the table of predictions

SAP Error Message - Details

• Message type: E = Error

• Message class: WGDS_PROCESS - Global data synchronisation

• Message number: 754

• Message text: Index out of bounds: index &1 does not exist in the table of predictions

Self-Explanatory Message

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• What is the cause and solution for SAP error message WGDS_PROCESS754 - Index out of bounds: index &1 does not exist in the table of predictions ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WGDS_PROCESS754: Index out of bounds: index &1 does not exist in the table of predictions
  
  Cause:
  This error typically occurs during the execution of SAP Predictive Analytics or SAP Data Intelligence workflows involving predictive models. The message indicates that the program is trying to access an element at a certain index in an internal table (array) of predictions, but that index does not exist — i.e., it is out of the valid range.
  Common causes include:
  
  The prediction results table is empty or smaller than expected.
  The code or process expects a certain number of prediction entries but receives fewer.
  Data inconsistencies or missing data in the input dataset leading to fewer predictions.
  A bug or mismatch in the predictive model execution or result handling.
  Incorrect handling of prediction results in custom code or scripts.
  
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Input Data:
  
  Verify that the input dataset used for prediction is complete and correctly formatted.
  Ensure no missing or null values that could cause the prediction process to fail or return fewer results.
  
  
  
  Validate Prediction Model Execution:
  
  Confirm that the predictive model runs successfully and produces the expected number of predictions.
  Re-run the model with a smaller dataset to isolate the issue.
  
  
  
  Review Custom Code or Scripts:
  
  If you have custom ABAP code, scripts, or workflows that process the prediction results, check the logic that accesses the prediction table.
  Add boundary checks before accessing table indices to avoid out-of-bounds errors.
  
  
  
  SAP Notes and Patches:
  
  Search for relevant SAP Notes related to WGDS_PROCESS754 or predictive analytics errors.
  Apply any recommended patches or updates to the predictive analytics components.
  
  
  
  Debugging:
  
  Use debugging tools to trace where the index access fails.
  Check the size of the prediction table before accessing the index.
  
  
  
  Consult SAP Support:
  
  If the problem persists, raise a support ticket with SAP, providing logs, screenshots, and steps to reproduce.
  
  
  
  
  Related Information:
  
  Module: SAP Predictive Analytics, SAP Data Intelligence, or SAP BW integrated predictive scenarios.
  Transaction Codes: Depending on context, could involve transaction codes related to predictive modeling or data science workflows.
  SAP Notes: Look for notes related to WGDS_PROCESS754 or predictive analytics errors.
  Documentation: SAP Help Portal for Predictive Analytics and Data Intelligence.
  
  
  Summary:
  The error "Index out of bounds: index &1 does not exist in the table of predictions" means the program tried to access a prediction result that does not exist. This is usually due to data issues, model execution problems, or coding errors. Verify input data, model output, and code logic to fix the issue.
  
  If you provide more context (e.g., which SAP product/module you are using, when exactly the error occurs), I can help tailor the solution further.