Prefix: Data Collection Policy

Does Prefix upload any of my code, assemblies, or other data to the Internet? No! Prefix does not collect any data, logs, code, assemblies, etc, about your apps and upload it to the Internet. Prefix runs as a Windows Service on the user’s workstation. It works by collecting data from profiling APIs. This data is evaluated locally and shown in …

Prefix: Uninstall or Disable

How to Disable Prefix: To disable the Profiler, use the Prefix UI and select “Disable profiler” How to Remove Prefix: To remove the StackifyHttpModule from IIS or IIS Express, please execute these commands below. Remove from IIS config: %windir%system32inetsrvappcmd.exe delete module “StackifyHttpModule_Net40” %windir%system32inetsrvappcmd.exe delete module “StackifyHttpModule_Net20” Remove from global IIS Express config: %programfiles(x86)%IIS Expressappcmd.exe delete module “StackifyHttpModule_Net40” %programfiles(x86)%IIS Expressappcmd.exe delete …

Prefix: Missing ASP.NET Module Names

Prefix can automatically track the names of your ASP.NET HTTP modules. This can be very useful for troubleshooting performance problems caused by a module. If you do not see module names as shown in the image below, you may need to make a config change to your computer. To collect the names of your modules, the Stackify profiler requires that Tracing …

Prefix: Configure IIS Express

To work properly, Prefix requires an HTTP module. Visual Studio 2015 with IIS Express and IIS classic mode requires manually configuring it. IIS in Classic (IIS6) mode If you are getting a message that says you need to install the module and your app is running in IIS with the application pool set to classic mode, please review this document: Install …

Prefix: Basic Troubleshooting

First Steps: Follow these steps to ensure the Prefix profiler has started & is attached to your app: Restart your PC. From the tray app, right click on it and click “Disable Profiler” then “Enable Profiler” once it stops. Start Visual Studio as an administrator. Debug your application as normal. If that process doesn’t work, please read below. Verify if …

Prefix: Viewing Application Logs

Prefix supports viewing logs from log4net or NLog in your profiling traces. To enable viewing your logs, you need to add the Stackify nuget packages for the logging appenders and ensure they are properly configured. When prompted for an ApiKey, leave it blank. You do not need a Stackify account.     NLog (view docs) PM>Install-Package StackifyLib.NLog log4net (view docs) …