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Archicad FastLogger Files

mtron
Graphisoft
Graphisoft

What is the FastLogger folder?

FastLogger is a folder created by Archicad and related tools, in which binary log files are written while the program is running, in order to help with troubleshooting. The size of the folder will be a maximum of 100 MB. If you create a SupportPackage, it will also collect the content of the FastLogger folder. What kind of information is recorded into the FastLogger folder?
  • User Interface operations
  • File and I/O operations
  • Memory usage and speed data
  • Data referring to causes of possible problems
  • Other developer information

Archicad FastLogger folder location on different platforms/versions

It is required to close all Archicad sessions before collecting the logs.
Archicad 23 or newer versions
  • Windows:
    • C:\Users\<username>\Graphisoft\Archicad Log Folder\<Archicad version>\FastLogger
  • macOS:
    • System drive/Users/<username>/Library/Logs/Graphisoft/Archicad Log Folder/<Archicad version>/FastLogger
Archicad 22 and older versions
  • Windows:
    • C:\Users\<username>\Graphisoft\Archicad-64 Log Folder\<Archicad version>\FastLogger
  • macOS:
    • System drive/Users/<username>/Library/Logs/Graphisoft/Archicad-64 Log Folder/<Archicad version>/x86/FastLogger
Info_18x18.png macOS: No Library Folder? The Library folder within the userhome folder is hidden by default. To browse to the ~/Library folder:
  • In Finder choose Go, Go To Folder
  • Type ~/Library
  • Click go to navigate to the Library folder
  • Or simply press option (alt) when the Go menu is open in Finder to show Library on the list
You can find the latest Archicad System Requirements here.

 

Warning_18x18.png It is required to close all Archicad sessions before collecting the logs.
  • Windows XP and former version of Windows:
    1. AC13 or before: C:\Documents and Settings\<username>\Local Settings\Application Data\Graphisoft\Archicad Log Folder\<Archicad version>\FastLogger
    2. since AC14: C:\Documents and Settings\<username>\Graphisoft\Archicad Log Folder\<Archicad version>\FastLogger
  • Windows Vista and Windows 7:
    1. AC13 or before: C:\Users\<username>\AppData\Local\Graphisoft\Archicad Log Folder\<Archicad version>\FastLogger
    2. since AC14: C:\Users\<username>\Graphisoft\Archicad Log Folder\<Archicad version>\FastLogger
    3. 64 bit version: C:\Users\<username>\Graphisoft\Archicad-64 Log Folder\<Archicad version>\FastLogger
  • Mac OS X:
    1. System drive/Users/<username>/Library/Logs/Graphisoft/Archicad Log Folder/<Archicad version>/x86/FastLogger
    2. 64 bit version: System drive/Users/<username>/Library/Logs/Graphisoft/Archicad-64 Log Folder/<Archicad version>/x86/FastLogger

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