Sandboxie cannot run programs when a sandbox is in the root of a partition

[RimacC2-EV]

Describe what you noticed and did

1,Make sure there is/are free partition(s) on the [PC.]

2,Create a Sandbox in the partition mentioned above(no limitation of types)

3,Run any programs inside the sandbox,you may see the error.

How often did you encounter it so far?

Every time when I do the above actions

Expected behavior

Sandboxed Programs run smoothly.

Affected program

Any Program

Download link

Not revelant

Where is the program located?

The program is installed both inside and outside the sandbox.

Did the program or any related process close unexpectedly?

Yes, it did, but no .dmp file has been created in the system.

Crash dump

No response

What version of Sandboxie are you running now?

Sandboxie-Plus 1.15.8

Is it a new installation of Sandboxie?

I just updated Sandboxie from a previous version (I remember which one it is).

Is it a regression from previous versions?

This issue first introduced when I try to run explorer inside a sandbox which was created at root of a partition.

In which sandbox type you have this problem?

All sandbox types (I tried them all).

Can you reproduce this problem on a new empty sandbox?

I can confirm it also on a new empty sandbox.

What is your Windows edition and version?

Windows 11 24H2

In which Windows account you have this problem?

A Microsoft account (Administrator).

Please mention any installed security software

Microsoft Defender Antivirus

Did you previously enable some security policy settings outside Sandboxie?

No response

Trace log

No response

Sandboxie.ini configuration

#
# Sandboxie configuration file
#

[GlobalSettings]
Template=Edge_Fix
Template=OfficeClickToRun
Template=OfficeLicensing
Template=WindowsLive

[UserSettings_046401EB]
SbieCtrl_AutoStartAgent=SandMan.exe -autorun
SbieCtrl_EnableAutoStart=y
BoxGrouping=:DefaultBox,New_Box,New_Box_1

[DefaultBox]
Enabled=y
BlockNetworkFiles=y
RecoverFolder=%{374DE290-123F-4565-9164-39C4925E467B}%
RecoverFolder=%Personal%
RecoverFolder=%Desktop%
BorderColor=#00FFFF,ttl
Template=OpenBluetooth
Template=SkipHook
Template=FileCopy
Template=qWave
Template=BlockPorts
Template=LingerPrograms
Template=AutoRecoverIgnore
ConfigLevel=10

[New_Box]
Enabled=y
BlockNetworkFiles=y
RecoverFolder=%{374DE290-123F-4565-9164-39C4925E467B}%
RecoverFolder=%Personal%
RecoverFolder=%Desktop%
BorderColor=#f88501,ttl
Template=OpenBluetooth
Template=SkipHook
Template=FileCopy
Template=qWave
Template=BlockPorts
Template=LingerPrograms
Template=AutoRecoverIgnore
ConfigLevel=10
UsePrivacyMode=y
UseFileDeleteV2=y
UseRegDeleteV2=y
AutoRecover=y

[New_Box_1]
Enabled=y
BlockNetworkFiles=y
RecoverFolder=%{374DE290-123F-4565-9164-39C4925E467B}%
RecoverFolder=%Personal%
RecoverFolder=%Desktop%
BorderColor=#02f6f6,ttl
Template=OpenBluetooth
Template=SkipHook
Template=FileCopy
Template=qWave
Template=BlockPorts
Template=LingerPrograms
Template=AutoRecoverIgnore
ConfigLevel=10
FileRootPath=E:\
UseFileDeleteV2=y
UseRegDeleteV2=y
AutoRecover=y

[offhub]

Having the Sandbox folder in the root of the drive may cause problems.

[RimacC2-EV]

OK Then, could we add a warning if someone else trys to do so?

…

________________________________ From: offhub ***@***.***> Sent: Thursday, March 20, 2025 3:18 To: sandboxie-plus/Sandboxie ***@***.***> Cc: EdgeArcher129840 ***@***.***>; Author ***@***.***> Subject: Re: [sandboxie-plus/Sandboxie] Sandboxie cannot run programs when a sandbox is in the root of a partition (Issue #4582) Having the Sandbox folder in the root of the drive may cause problems. — Reply to this email directly, view it on GitHub<#4582 (comment)>, or unsubscribe<https://github.com/notifications/unsubscribe-auth/A527H6R2BXJSTE53YOOQSNT2VG7HJAVCNFSM6AAAAABZCTN2ICVHI2DSMVQWIX3LMV43OSLTON2WKQ3PNVWWK3TUHMZDOMZXG43DONBYGM>. You are receiving this because you authored the thread.Message ID: ***@***.***> [offhub]offhub left a comment (sandboxie-plus/Sandboxie#4582)<#4582 (comment)> Having the Sandbox folder in the root of the drive may cause problems. — Reply to this email directly, view it on GitHub<#4582 (comment)>, or unsubscribe<https://github.com/notifications/unsubscribe-auth/A527H6R2BXJSTE53YOOQSNT2VG7HJAVCNFSM6AAAAABZCTN2ICVHI2DSMVQWIX3LMV43OSLTON2WKQ3PNVWWK3TUHMZDOMZXG43DONBYGM>. You are receiving this because you authored the thread.Message ID: ***@***.***>