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Description
Please confirm these before moving forward
- I have searched for my issue and have not found a work-in-progress/duplicate/resolved issue.
- I have tested that this issue has not been fixed in the latest (beta or stable) release.
- I have checked the FAQ section for solutions.
- This issue is about a bug (if it is not, please use the correct template).
UniGetUI Version
2026.1.2
Windows version, edition, and architecture
Win 11 Pro 25h2
Describe your issue
When attempting to save a bundle the following error is shown on all tested devices:
Steps to reproduce the issue
Save any type of bundle from gui.
UniGetUI Log
[3/18/2026 7:54:40 AM] __ __ _ ______ __ __ ______
/ / / /___ (_) ____/__ / /_/ / / / _/
/ / / / __ \/ / / __/ _ \/ __/ / / // /
/ /_/ / / / / / /_/ / __/ /_/ /_/ // /
\____/_/ /_/_/\____/\___/\__/\____/___/
Welcome to UniGetUI Version 2026.1.2
[3/18/2026 7:54:40 AM]
[3/18/2026 7:54:40 AM] Build 107
[3/18/2026 7:54:40 AM] Data directory C:\Users\tom\AppData\Local\UniGetUI
[3/18/2026 7:54:40 AM] Encoding Code Page set to 437
[3/18/2026 7:54:41 AM] Loaded language locale: en
[3/18/2026 7:54:41 AM] Lang files were updated successfully from GitHub
[3/18/2026 7:54:41 AM] Unable to retrieve secret for resource 'UniGetUI/GitHubAccessToken': Element not found.
Cannot get credential from Vault
[3/18/2026 7:54:41 AM] .NET Tool is not enabled
[3/18/2026 7:54:41 AM] vcpkg is not enabled
[3/18/2026 7:54:41 AM] Cargo is not enabled
[3/18/2026 7:54:41 AM] Npm is not enabled
[3/18/2026 7:54:41 AM] Chocolatey is not enabled
[3/18/2026 7:54:41 AM] Scoop is not enabled
[3/18/2026 7:54:41 AM] Randomly-generated background API auth token: kb5wxwlb45ycw3x4ijsdru89tq48kcklmvu7xalqgld6vzp9tffgkmcjoj63w1et
[3/18/2026 7:54:41 AM] PowerShell is enabled and was found on C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
[3/18/2026 7:54:41 AM] PowerShell7 is enabled and was found on C:\Program Files\PowerShell\7\pwsh.exe
[3/18/2026 7:54:41 AM] Pip is enabled and was found on C:\Users\tom\AppData\Local\Microsoft\WindowsApps\python.exe
[3/18/2026 7:54:41 AM] Connected to WinGet API using bundled in-proc activation.
[3/18/2026 7:54:41 AM] WinGet activation mode selected: bundled in-proc COM | Source: C:\Program Files\UniGetUI\winget-cli_x64\WindowsPackageManager.dll
[3/18/2026 7:54:41 AM] Winget is enabled and was found on C:\Users\tom\AppData\Local\Microsoft\WindowsApps\winget.exe
[3/18/2026 7:54:42 AM] Updater source 'ProductInfo' returned version 2026.1.2.0 (upgradable=False)
[3/18/2026 7:54:42 AM] Api running on http://localhost:7058
[3/18/2026 7:54:42 AM] ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄
█▀▀▀▀▀▀▀▀▀▀▀▀▀ MANAGER LOADED ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
█ Name: PowerShell 5.x (aka PowerShell)
█ Executable name: "powershell.exe"
█ Executable path: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"
█ Call arguments: " -NoProfile -Command"
█ Version: Name Value
█ ---- -----
█ PSVersion 5.1.26100.7920
█ PSEdition Desktop
█ PSCompatibleVersions {1.0, 2.0, 3.0, 4.0...}
█ BuildVersion 10.0.26100.7920
█ CLRVersion 4.0.30319.42000
█ WSManStackVersion 3.0
█ PSRemotingProtocolVersion 2.3
█ SerializationVersion 1.1.0.1
█
█ PowerShell 5.x is enabled and ready to go.
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
[3/18/2026 7:54:42 AM] An error occurred while initialising package manager Pip
[3/18/2026 7:54:42 AM] System.InvalidOperationException: Microsoft Store python alias is not a valid python install
at UniGetUI.PackageEngine.Managers.PipManager.Pip._loadManagerVersion(String& version) in D:\a\UniGetUI\UniGetUI\src\UniGetUI.PackageEngine.Managers.Pip\Pip.cs:line 433
at UniGetUI.PackageEngine.ManagerClasses.Manager.PackageManager.Initialize() in D:\a\UniGetUI\UniGetUI\src\UniGetUI.PackageEngine.PackageManagerClasses\Manager\PackageManager.cs:line 102
[3/18/2026 7:54:42 AM] ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄
█▀▀▀▀▀▀▀▀▀▀▀▀▀ MANAGER LOADED ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
█ Name: WinGet (aka Winget)
█ Executable name: "winget.exe"
█ Executable path: "C:\Users\tom\AppData\Local\Microsoft\WindowsApps\winget.exe"
█ Call arguments: ""
█ Version: System WinGet (CLI) Version: v1.28.220
█ Using Native WinGet helper (COM Api)
█ Activation mode: bundled in-proc COM
█ Activation source: C:\Program Files\UniGetUI\winget-cli_x64\WindowsPackageManager.dll
█
█ WinGet is enabled and ready to go.
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
[3/18/2026 7:54:42 AM] ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄
█▀▀▀▀▀▀▀▀▀▀▀▀▀ MANAGER LOADED ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
█ Name: PowerShell 7.x (aka PowerShell7)
█ Executable name: "pwsh.exe"
█ Executable path: "C:\Program Files\PowerShell\7\pwsh.exe"
█ Call arguments: " -NoProfile -Command"
█ Version: PowerShell 7.5.5
█
█ PowerShell 7.x is enabled and ready to go.
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
[3/18/2026 7:54:45 AM] LoadComponentsAsync finished executing. All managers loaded. Proceeding to interface.
[3/18/2026 7:54:46 AM] Downloaded new icons and screenshots successfully!
[3/18/2026 7:54:46 AM] Integrity check passed successfully!
[3/18/2026 7:54:47 AM] Found 0 installed packages from PowerShell7
[3/18/2026 7:54:47 AM] Found 0 installed packages from PowerShell7
[3/18/2026 7:54:47 AM] Found 0 available updates from PowerShell7
[3/18/2026 7:54:47 AM] Found 0 installed packages from PowerShell
[3/18/2026 7:54:47 AM] Found 0 installed packages from PowerShell
[3/18/2026 7:54:47 AM] Found 0 available updates from PowerShell
[3/18/2026 7:54:47 AM] Found 168 installed packages from Winget
[3/18/2026 7:54:47 AM] Found 3 available updates from Winget
[3/18/2026 7:54:54 AM] An error occurred when saving packages to a file
[3/18/2026 7:54:54 AM] System.InvalidCastException: Unable to cast object of type 'ExternalLibraries.Pickers.Classes.FileSaveDialogRCW' to type 'ExternalLibraries.Pickers.Interfaces.FileSaveDialog'.
at ExternalLibraries.Pickers.Classes.Helper.ShowSave(IntPtr windowHandle, FOS fos, List`1 typeFilters, String name) in D:\a\UniGetUI\UniGetUI\src\ExternalLibraries.FilePickers\Classes\Helper.cs:line 58
at UniGetUI.Interface.SoftwarePages.PackageBundlesPage.SaveFile() in D:\a\UniGetUI\UniGetUI\src\UniGetUI\Pages\SoftwarePages\PackageBundlesPage.cs:line 594
[3/18/2026 7:55:03 AM] Manager Pip is disabled but yet GetInstalledPackages was called
[3/18/2026 7:55:03 AM] Found 0 installed packages from PowerShell7
[3/18/2026 7:55:04 AM] Found 168 installed packages from Winget
[3/18/2026 7:55:04 AM] Found 0 installed packages from PowerShell
[3/18/2026 8:03:15 AM] An error occurred when saving packages to a file
[3/18/2026 8:03:15 AM] System.InvalidCastException: Unable to cast object of type 'ExternalLibraries.Pickers.Classes.FileSaveDialogRCW' to type 'ExternalLibraries.Pickers.Interfaces.FileSaveDialog'.
at ExternalLibraries.Pickers.Classes.Helper.ShowSave(IntPtr windowHandle, FOS fos, List`1 typeFilters, String name) in D:\a\UniGetUI\UniGetUI\src\ExternalLibraries.FilePickers\Classes\Helper.cs:line 58
at UniGetUI.Interface.SoftwarePages.PackageBundlesPage.SaveFile() in D:\a\UniGetUI\UniGetUI\src\UniGetUI\Pages\SoftwarePages\PackageBundlesPage.cs:line 594
[3/18/2026 8:04:02 AM] An error occurred when saving packages to a file
[3/18/2026 8:04:02 AM] System.InvalidCastException: Unable to cast object of type 'ExternalLibraries.Pickers.Classes.FileSaveDialogRCW' to type 'ExternalLibraries.Pickers.Interfaces.FileSaveDialog'.
at ExternalLibraries.Pickers.Classes.Helper.ShowSave(IntPtr windowHandle, FOS fos, List`1 typeFilters, String name) in D:\a\UniGetUI\UniGetUI\src\ExternalLibraries.FilePickers\Classes\Helper.cs:line 58
at UniGetUI.Interface.SoftwarePages.PackageBundlesPage.SaveFile() in D:\a\UniGetUI\UniGetUI\src\UniGetUI\Pages\SoftwarePages\PackageBundlesPage.cs:line 594
[3/18/2026 8:04:54 AM] Manager Pip is disabled but yet GetInstalledPackages was called
[3/18/2026 8:04:55 AM] Found 0 installed packages from PowerShell7
[3/18/2026 8:04:55 AM] Found 0 installed packages from PowerShell
[3/18/2026 8:04:56 AM] Found 168 installed packages from Winget
[3/18/2026 8:04:56 AM] Adding missing package Surfshark.Surfshark to installed packages list
[3/18/2026 8:04:59 AM] WinGet package Devolutions.RemoteDesktopManager is installed on a system-wide scope, forcing administrator rights...
[3/18/2026 8:04:59 AM] Loaded operation parameters for package id=Devolutions.RemoteDesktopManager on manager Winget and operation Update: update --id "Devolutions.RemoteDesktopManager" --exact --source winget --accept-source-agreements --disable-interactivity --silent --include-unknown --accept-package-agreements --force
[3/18/2026 8:04:59 AM] Caching admin rights for process id 20164
[3/18/2026 8:05:35 AM] Clearing UAC prompt since there are no remaining operations
[3/18/2026 8:05:35 AM] Resetting administrator rights cache for process id 20164
[3/18/2026 8:19:28 AM] Manager Pip is disabled but yet GetInstalledPackages was called
[3/18/2026 8:19:28 AM] Found 0 installed packages from PowerShell7
[3/18/2026 8:19:29 AM] Found 0 installed packages from PowerShell
[3/18/2026 8:19:29 AM] Found 168 installed packages from Winget
[3/18/2026 8:19:29 AM] Adding missing package Devolutions.RemoteDesktopManager to installed packages list
[3/18/2026 8:31:39 AM] Manager Pip is disabled but yet GetInstalledPackages was called
[3/18/2026 8:31:39 AM] Found 0 installed packages from PowerShell7
[3/18/2026 8:31:40 AM] Found 0 installed packages from PowerShell
[3/18/2026 8:31:43 AM] An error occurred when saving packages to a file
[3/18/2026 8:31:43 AM] System.InvalidCastException: Unable to cast object of type 'ExternalLibraries.Pickers.Classes.FileSaveDialogRCW' to type 'ExternalLibraries.Pickers.Interfaces.FileSaveDialog'.
at ExternalLibraries.Pickers.Classes.Helper.ShowSave(IntPtr windowHandle, FOS fos, List`1 typeFilters, String name) in D:\a\UniGetUI\UniGetUI\src\ExternalLibraries.FilePickers\Classes\Helper.cs:line 58
at UniGetUI.Interface.SoftwarePages.PackageBundlesPage.SaveFile() in D:\a\UniGetUI\UniGetUI\src\UniGetUI\Pages\SoftwarePages\PackageBundlesPage.cs:line 594
[3/18/2026 8:31:44 AM] Found 168 installed packages from Winget
[3/18/2026 8:33:24 AM] Manager Pip is disabled but yet GetInstalledPackages was called
[3/18/2026 8:33:25 AM] Found 0 installed packages from PowerShell7
[3/18/2026 8:33:26 AM] Found 168 installed packages from Winget
[3/18/2026 8:33:26 AM] Found 0 installed packages from PowerShell
Package Managers Logs
Manager WinGet with version:
System WinGet (CLI) Version: v1.28.220
Using Native WinGet helper (COM Api)
Activation mode: bundled in-proc COM
Activation source: C:\Program Files\UniGetUI\winget-cli_x64\WindowsPackageManager.dll
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListSources
Process start time: 3/18/2026 7:54:42 AM
Process end time: 3/18/2026 7:54:42 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged subprocess-based task on manager Winget. Task type is RefreshIndexes
Subprocess executable: "C:\Users\tom\AppData\Local\Microsoft\WindowsApps\winget.exe"
Command-line arguments: " source update --disable-interactivity "
Process start time: 3/18/2026 7:54:45 AM
Process end time: 3/18/2026 7:54:46 AM
-- Process STDOUT
...
Return code: SUCCESS (0)
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListInstalledPackages
Process start time: 3/18/2026 7:54:45 AM
Process end time: 3/18/2026 7:54:47 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is OtherTask
Process start time: 3/18/2026 7:54:45 AM
Process end time: 3/18/2026 7:54:47 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListUpdates
Process start time: 3/18/2026 7:54:46 AM
Process end time: 3/18/2026 7:54:47 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListInstalledPackages
Process start time: 3/18/2026 7:55:03 AM
Process end time: 3/18/2026 7:55:04 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is OtherTask
Process start time: 3/18/2026 7:55:03 AM
Process end time: 3/18/2026 7:55:04 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListInstalledPackages
Process start time: 3/18/2026 8:04:54 AM
Process end time: 3/18/2026 8:04:56 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is OtherTask
Process start time: 3/18/2026 8:04:54 AM
Process end time: 3/18/2026 8:04:56 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListInstalledPackages
Process start time: 3/18/2026 8:19:28 AM
Process end time: 3/18/2026 8:19:29 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is OtherTask
Process start time: 3/18/2026 8:19:28 AM
Process end time: 3/18/2026 8:19:29 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListInstalledPackages
Process start time: 3/18/2026 8:31:39 AM
Process end time: 3/18/2026 8:31:44 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is OtherTask
Process start time: 3/18/2026 8:31:39 AM
Process end time: 3/18/2026 8:31:44 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListInstalledPackages
Process start time: 3/18/2026 8:33:24 AM
Process end time: 3/18/2026 8:33:26 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is OtherTask
Process start time: 3/18/2026 8:33:24 AM
Process end time: 3/18/2026 8:33:26 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is ListInstalledPackages
Process start time: 3/18/2026 8:34:34 AM
Process end time: 3/18/2026 8:34:36 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
Logged native task on manager Winget. Task type is OtherTask
Process start time: 3/18/2026 8:34:34 AM
Process end time: 3/18/2026 8:34:36 AM
-- Task information
...
The task reported success
——————————————————————————————————————————
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