Troubleshooting | Blackfire.io Help Center

Are You Authorized to Profile this Page? Probe Not Found or Invalid signature.

Frequent solutions and debugging walkthrough

Written by Christophe Dujarric
Updated over a week ago

Getting the Blackfire logs

Probe not found, profiling failed... Here's how to get logs so we can help you!

Written by Christophe Dujarric
Updated over a week ago

Hack Edition users cannot profile non-local HTTP applications

The Blackfire API answered with a 402 HTTP error (Hack Edition users cannot profile non-local HTTP applications.)

Written by Christophe Dujarric
Updated over a week ago

Bypassing Reverse Proxy, Cache, and Content Delivery Networks (CDN)

Getting the "x-blackfire-response header does not exist. (200 - OK)" error? Solutions here.

Written by Christophe Dujarric
Updated over a week ago

Security-Enhanced Linux (SELinux) and Blackfire

Written by Christophe Dujarric
Updated over a week ago

Unable to install the agent

Written by Christophe Dujarric
Updated over a week ago

Agent's Logs Contain Error "dial tcp: i/o timeout"

Written by Christophe Dujarric
Updated over a week ago

Unable to install the probe

Written by Christophe Dujarric
Updated over a week ago

PHP

You cannot profile apps running on deprecated PHP versions

The Blackfire API answered with a 402 HTTP error. Error message when profiling: You cannot profile apps running on deprecated PHP versions.

Written by Christophe Dujarric
Updated over a week ago

PHP crashes with a segmentation fault

PHP crashes with a segmentation fault (segfault) when Blackfire is installed or while profiling an application

Written by Christophe Dujarric
Updated over a week ago

Conflicts with pcntl_exec() calls

Some tools execute new processes using pcntl_exec() causing "Profile data is truncated" or PHP segmentation faults

Written by Christophe Dujarric
Updated over a week ago

Known incompatibilities with the Blackfire PHP probe

Written by Jérôme Vieilledent
Updated over a week ago

Issues with macOS Catalina

macOS 10.15 Catalina adds some security enforcement features, including strict signature checks for binaries.

Written by Jérôme Vieilledent
Updated over a week ago

Python

Known incompatibilities with the Python probe

Written by Jérôme Vieilledent
Updated over a week ago

ModuleNotFoundError: No module named "blackfire"

Written by Jérôme Vieilledent
Updated over a week ago

Upgrading to a new Edition

Adding a collaborator on Premium/Enterprise Editions

How can I add team members/collaborators to that they can also profile and test?

Written by Christophe Dujarric
Updated over a week ago

Upgrading to Premium

What should you do when upgrading to Premium, in order to benefit from all the features?

Written by Christophe Dujarric
Updated over a week ago

Upgrading to Enterprise

What should you do when upgrading to Enterprise, in order to benefit from all the features?

Written by Christophe Dujarric
Updated over a week ago

Blackfire on Platform.sh

Blackfire on Platform.sh: Are You Authorized to Profile this Page? Probe Not Found or Invalid signature.

Troubleshooting for Blackfire users on Platform.sh

Written by Christophe Dujarric
Updated over a week ago

Blackfire on Docker

Blackfire on Docker: SIGSEGV / Connection reset by peer

Getting SIGSEGV and/or "Connection reset by peer" errors when using Blackfire on Docker? Read further to troubleshoot this issue

Written by Jérôme Vieilledent
Updated over a week ago

Regular output mixed up with the profile data using --json option with Docker Compose

Written by Jérôme Vieilledent
Updated over a week ago