Stack Trace Layout Renderer

Render Stack trace of a log event.

Platforms Supported: Limited (Not supported on NetStandard 1.3)

Configuration Syntax

${stacktrace:format=Enum:topFrames=Integer:skipFrames=Integer:separator=String}

Parameters

Rendering Options

• format - Output format of the stack trace. Default: Flat
  Possible values:
  • DetailedFlat - Detailed flat format (method signatures displayed in a single line).
  • Flat - Flat format (class and method names displayed in a single line).
  • Raw - Raw format (multiline - as returned by StackFrame.ToString() method).
• topFrames - Number of top stack frames to be rendered. Integer Default: 3
• skipFrames - Numberof frames to skip. Integer Default: 0
• separator - Stack frame separator string. Default: =>. To set new line use 

• captureStackTrace - Logger should capture StackTrace, if it was not provided manually. Default: true

  Introduced with NLog 4.7.1

• reverse - Whether to output the stacktrace in reverse order. Default: false

  Introduced with NLog 5.0

Examples

Raw

Note: To get the filenames and line numbers, include the PDB files.

Note: Prior NLog 4.4.7, the result was always <filename unknown>:0:0

Main at offset 638 in file:line:column file1.cs:100:10  
TestLogging at offset 590 in file:line:column testlogger.cs:30:10  
WriteToLog at offset 112 in file:line:column testlogger.cs:10:20

Flat

Program.Main  
Program.TestLogging  
NLogLoggerHelper.LogEvent   

DetailedFlat

[Int32 Main()]  
[Void TestLogging()]  
[Void WriteToLog(NLog.Logger, NLog.LogLevel, System.String)]