Search found 6 matches

by Alex1969
8. Mar 2021, 19:06
Forum: VirtualBox on Windows Hosts
Topic: VDI size to big - How to reduce this?
Replies: 10
Views: 17812

Re: VDI size to big - How to reduce this?

mpack wrote:On step 2: if you use mpack's CloneVDI with compaction enabled then the sdelete step was superfluous. CloneVDI does not care if the blocks are zero or not.
Thanks for this information. In this step I was worried about the results and took the long way to the aim.

Kind regards
Alexander
by Alex1969
8. Mar 2021, 10:49
Forum: VirtualBox on Windows Hosts
Topic: VDI size to big - How to reduce this?
Replies: 10
Views: 17812

Re: VDI size to big - How to reduce this?

Hello scottgus1, This process is called compacting. The easiest method is to use Mpack's CloneVDI . ... Your suggestion don't work as expected :? ...but I found a workaround with the following steps: 1.) In the guest use the manage disks from control panel and shrink the volume as suggested from the...
by Alex1969
6. Mar 2021, 22:17
Forum: VirtualBox on Windows Hosts
Topic: VDI size to big - How to reduce this?
Replies: 10
Views: 17812

VDI size to big - How to reduce this?

Hello community, • Host: Windows 10 (1909, x64), VirtualBox: Version 6.1.16 r140961 (Qt5.6.2) • Guest – MT-Z2726VM03: Windows 10 (1909, x64), VirtualBox Guest Additions: Version 6.1.16 r140961 • VBoxHardeing.log is attached as ZIP Problem: On my host system, I have a SSD with 1TB Size and this was r...
by Alex1969
22. Sep 2017, 13:59
Forum: VirtualBox on Windows Hosts
Topic: Failed to open a session for the virtual machine <name>
Replies: 7
Views: 3302

Re: Failed to open a session for the virtual machine <name>

Hello mpack, THX for explanation. This hint is useful but currently not relevant: I'm accessing directly the host and from this host directly the clients. If it all works I'm going to access the clients directly through the host, but the host is accessed by RTP from the OS. So it is no VRDP or am I ...
by Alex1969
22. Sep 2017, 10:12
Forum: VirtualBox on Windows Hosts
Topic: Failed to open a session for the virtual machine <name>
Replies: 7
Views: 3302

Re: Failed to open a session for the virtual machine <name>

By now I upgraded my Virtual Box to the current version 5.1.28 along with the extension pack. Unfortunately the problem exists further. User1: All machines created and imported from User1 works with User1. User2 gets the named error trying to start clients created by User1. User2: All machines creat...
by Alex1969
8. Sep 2017, 13:33
Forum: VirtualBox on Windows Hosts
Topic: Failed to open a session for the virtual machine <name>
Replies: 7
Views: 3302

Failed to open a session for the virtual machine <name>

Hello community, I've copied a VM[1] with my user in our domain and added it to virtualbox (Version 5.1.22 r115126 (Qt5.6.2)). After starting the machine I installed the according GuestAddition. All works fine. A colleague try to use this VM but it fails with the error message: Failed to open a sess...