FME Flow: 2026.3
Directory and Account Permissions
Directory View
| Directory | Default Location | Required Permissions | By the Account that Runs the... | Notes |
|---|---|---|---|---|
| FME Flow install directory (<FMEFlowDir>) |
Windows: C:\Program Files\FMEFlow Linux: /opt/fmeflow |
Read/Write | FME Flow Installer | |
| Read | FME Flow Core, FME Engines, Web Application Server | |||
| FME Flow Web Application Server (<WebAppDir>) directory |
Windows: C:\Program Files\FMEFlow\Utilities\tomcat\webapps Linux: /opt/fmeflow/Utilities/tomcat/webapps |
Read/Write | FME Flow Installer, Web Application Server | |
| FME Flow Web Application Server Work Directory | Windows: C:\Program Files\FMEFlow\Utilities\tomcat\work | Read/Write | Web Application Server | |
| FME Flow System Share* |
Windows: C:\ProgramData\Safe Software\FMEFlow Linux: /opt/fmeflow/ |
Read/Write | FME Flow Installer, FME Flow Core, FME Engines, Web Application Server | For a Distributed Installation of FME Flow on Linux, you must create an fmeflow account before installation and assign the necessary permissions. For more information, see Provide a Remote File System for the FME Flow System Share. |
| FME Flow Database directory |
Windows: C:\ProgramData\Safe Software\FMEFlow\pgsql\data Linux: /opt/fmeflow/Utilities/pgsql/data |
Read/Write | FME Flow Database | This is the folder where database files are stored. |
| /opt | Read/Write | FME Flow Installer | Applies only to FME Flow installed on Linux. This is required to install the FME Engine package. | |
| Your organization's data for running workspaces | Read/Write | FME Engines |
FME Flow Component View
| FME Flow Component | Default Account that Runs this Component (Windows) | Default Account that Runs this Component (Linux) | Required Permissions |
|---|---|---|---|
| FME Flow Installer | administrator | root | Write on FME Flow install directory |
| FME Flow Core | NT SERVICE\FME Flow Core | fmeflow** |
Read/Write on FME Flow System Share* and FME Flow install directory |
| FME Engines | NT SERVICE\FME Flow Engines | fmeflowengine |
Read/Write on FME Flow System Share*, FME Flow Database, and FME Flow install directory |
| FME Flow Web Application Server | NT SERVICE\FMEFlowAppServer | fmeflowweb |
Read/Write on FME Flow System Share* and FME Flow install directory |
| FME Flow Database | NT SERVICE\FME Flow Engines | fmeflowdb |
* The FME Flow System Share files include Repositories and Resources. By default, an Express Installation of FME Flow writes these files to the path specified by the %ALLUSERSPROFILE% environment variable, which defaults to C:\ProgramData\Safe Software\FMEFlow\. If your Express Installation of FME Flow specified a different directory, or if your FME Flow is a Distributed Installation, then these files are written to the directory specified.
** On an Express installations, this account is created by the FME Flow Installer during installation. On Distributed installations, you must create this account prior to installation. For more information, see Provide a Remote File System for the FME Flow System Share.