about 60%of our transactions are working and some are not. Error is 419. We are using Web SDK payments. Please help.
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The error code 419 is not a standard HTTP status code and is not specifically documented in the context provided. However, in general web development, a 419 error often indicates a “Page Expired” issue, which can occur due to session timeouts or CSRF token mismatches.
For the Square Web Payments SDK, ensure the following:
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Session Management: Check if your sessions are expiring too quickly. Ensure that your session management is configured to maintain the session for the duration of the payment process.
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CSRF Tokens: If your application uses CSRF tokens, ensure they are being correctly generated and validated. A mismatch or missing token can lead to a 419 error.
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Network Stability: Ensure that there are no network issues causing interruptions during the payment process, as this might lead to session expiration or token issues.
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Error Logging: Implement detailed logging to capture the exact circumstances under which the error occurs. This can help in diagnosing whether the issue is related to session management, token validation, or something else.
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Review SDK Implementation: Double-check your implementation of the Web Payments SDK to ensure all required steps and configurations are correctly followed.
If the issue persists, consider reviewing your server-side logic related to session and token management, as well as any middleware that might be affecting the request lifecycle.
This answer was reviewed by @Bryan-Square.