Month: September 2018

Troubleshooting SMTP issues/Sending emails from Azure Web Apps

In the past year I’ve come across a number of issues related to sending emails from web apps that work locally but when a customer is developing or deploying to an Azure Web App, the connection fails. Here are some straightforward step by step troubleshooting steps to isolate platform vs your code. 1. Are you…

By JeremyBrooks September 18, 2018 1

Fatal error: Uncaught GuzzleHttp\Exception\ClientException: Client error: `POST https://dc.services.visualstudio.com/v2/track` resulted in a `400 Invalid instrumentation key` response: {"itemsReceived":1,"itemsAccepted":0,"errors":[{"index":0,"statusCode":400,"message":"Invalid instrumentation key"}]} in D:\home\site\wwwroot\wp-content\plugins\application-insights\vendor\guzzlehttp\guzzle\src\Exception\RequestException.php:113 Stack trace: #0 D:\home\site\wwwroot\wp-content\plugins\application-insights\vendor\guzzlehttp\guzzle\src\Middleware.php(66): GuzzleHttp\Exception\RequestException::create(Object(GuzzleHttp\Psr7\Request), Object(GuzzleHttp\Psr7\Response)) #1 D:\home\site\wwwroot\wp-content\plugins\application-insights\vendor\guzzlehttp\promises\src\Promise.php(203): GuzzleHttp\Middleware::GuzzleHttp\{closure}(Object(GuzzleHttp\Psr7\Response)) #2 D:\home\site\wwwroot\wp-content\plugins\application-insights\vendor\guzzlehttp\promises\src\Promise.php(156): GuzzleHttp\Promise\Promise::callHandler(1, Object(GuzzleHttp\P in D:\home\site\wwwroot\wp-content\plugins\application-insights\vendor\guzzlehttp\guzzle\src\Exception\RequestException.php on line 113