Result Download Patched Worker Error Worker Error Snowflake Snowflake (4) 【High-Quality — 2026】

When a Snowflake query returns a result set larger than , the driver does not download the data directly through the primary Snowflake endpoint. Instead, the data is stored in an internal "stage" (an Amazon S3, Azure Blob, or Google Cloud Storage bucket), and the driver initiates a separate connection to download it.

This error typically signifies a failure when the client driver attempts to download large result sets from Snowflake's internal storage. Understanding the Root Cause When a Snowflake query returns a result set

The indicates this secondary connection failed, often due to: Understanding the Root Cause The indicates this secondary

The error message often contains a specific URL (e.g., https://sfc-va3-ds1-10-customer-stage.s3.amazonaws.com/... ). Check your logs for this address to see exactly which endpoint is failing. Error messages | Snowflake Documentation or Qlik .

Intermediary security appliances may block the direct URL to the cloud storage bucket.

The client machine might be unable to resolve the specific hostname for the cloud storage endpoint. Step-by-Step Troubleshooting and Resolution 1. Identify the Blocked URL

The error is a common connectivity issue encountered by Snowflake users, particularly when using ODBC or JDBC drivers in tools like Tableau, Power BI , or Qlik .