I tried again telling it not to create an xml so it would not close out.
FSUIPC6 Installer v1.1.1
Running in folder 'E:'
Determining installation details...
FSUIPC5 SetupPath: E:\Program Files\Lockheed Martin\Prepar3D v4\Modules
Found SetupPath location: E:\Program Files\Lockheed Martin\Prepar3D v4\Modules
No FSUIPC5 dll at SetupPath location: E:\Program Files\Lockheed Martin\Prepar3D v4\Modules
Returning Modules location: E:\Program Files\Lockheed Martin\Prepar3D v4\Modules
Documents folder location for add-on: C:\Users\diajo\OneDrive\Documents
P3Dv4: P3Dv4Installed=1, InstallType=None, OriginalInstallDir=, FSUIPCInstalledv4=,
DLLFile=, XmlAddonFile=, InstallDocumentsLocation=C:\Users\diajo\OneDrive\Documents\FSUIPC6
P3Dv5: P3Dv5Installed=1, InstallType=None, OriginalInstallDir=, FSUIPCInstalledv5=,
DLLFile=, XmlAddonFile=, InstallDocumentsLocation=C:\Users\diajo\OneDrive\Documents\FSUIPC6
Default installation directory is now 'C:\Users\diajo\Documents\Prepar3D v5 Add-ons\FSUIPC6'
Output folder: C:\Users\diajo\Documents\Prepar3D v5 Add-ons\FSUIPC6
Extract: FSUIPC6.dll... 100%
Installing DLL with InstallType=DLL
FSUIPC6 dll file installed in C:\Users\diajo\Documents\Prepar3D v5 Add-ons\FSUIPC6.
XML Add-On method not selected - DLL installation method will be used
Updating DLL.XML for P3Dv5
DLL.xml not updated as not found at C:\Users\diajo\AppData\Roaming\Lockheed Martin\Prepar3D v5\DLL.XML - creating...
P3Ds C:\Users\diajo\AppData\Roaming\Lockheed Martin\Prepar3D v5\DLL.XML updated.
FSUIPC6.dll installation completed.
Installing User Manuals...
Create folder: C:\Users\diajo\OneDrive\Documents\FSUIPC6
Failed to create documents directory C:\Users\diajo\OneDrive\Documents\FSUIPC6