The timeline is not available in dotMemory 2018.1 and earlier. Possible reasons

The timeline may be unavailable in dotMemory 2018.1 and earlier for one of the reasons:

• This is a remote profiling session

• The profiled app is a .NET Core, ASP.NET Core, UWP, WinRT, or Silverlight application

• The profiled app is run with administrative privileges while dotMemory is run under a user account. For example, this may be the case when you profile an IIS-hosted web app, Windows service, .NET process or attach dotMemory to a running process

• The workspace is created using the profiling API

• The workspace is created by the dotMemory Unit framework

• The workspace is created by the command-line profiler

• The workspace is created from a process dump

• The workspace is created on machine with broken or missing performance counters.

Follow this article to detect and solve performance counters issue.