FAQ & Knowledge Base

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Treesize.exe is digitally signed using an AuthentiCode certificate issued by GlobalSign. One possible cause for this error is that the GlobalSign root certificate is missing, so the certificate chain is broken. The GlobalSign root certificates are deployed through Windows updates and during the installation of TreeSize.

There are only two possible resolutions if you want to use our products on that system:

  • Install the product using our installer, or
  • please make sure all available Windows updates are installed on this system.

In the unlikely case both options did not resolve the option, please point a Windows Explorer to “C:\Windows\JAM Software\TreeSize\”, right click on TreeSize.exe, select “Properties”, go to the tab “Digital Signatures”, select the item “sha256”, then press the “Details” button, then press the button “View Certificate”. Please send us a screenshot of the tab “Certification Path” of the dialog window which pops up then and a screenshot of the actual error dialog.

Yes, that is possible with the command line parameters of TreeSize Professional.

You can use the parameter /SCAN and specify the paths which should be scanned. For example:

"C:\Program Files\Jam Software\TreeSize\TreeSize.exe" /SCAN "C:\" "D:\" "E:\"

You can also use the parameter /SCAN to define a text file, which contains a list of paths that should be scanned when TreeSize is started.
The text file should contain a simple list of scan paths, separated by a newline:

\\server1
\\server2
\\server3
etc.

An example command line call for this would be:
"C:\Program Files\Jam Software\TreeSize\TreeSize.exe" /SCAN “C:\scanpaths.txt”

It may also be useful to create a dedicated shortcut that executes one of these command lines. To this end, just create a shortcut to Treesize.exe, open the "Properties" dialog of the shortcut, and append the command line parameters as arguments in the "Target" field.

You can change your license key in the software directly at "Help > Change license key". A reinstalation the software is not required.

These type of problems can occur, if the option "Force randomization for images" (mandatory ASLR) in Windows Defender is enabled, which overrides application specific settings.Activating this setting will disregard the compatibility information of the application and can cause the application to crash immediatly, or not start at all, as is the case with TreeSize.

To fix this, you can either disable this feature completely, or add TreeSize as exception to your ruleset in Windows Defender:

Open Windows Defender Security center and navigate to "App & browser control > "Exploit protection > Exploit protection settings". Under "System settings", you can deactivate "Mandatory ASLR", or use "Add program to customize" under "Program Settings", to deactivate this for TreeSize.exe only.

Note that this issue should be fixed with TreeSize v8.0 or newer. Please update to the latest version if possible or contact us, should you still face this issue.

Only customers with 25 or more licenses are able to download the MSI installer in our customers area.

An unattended installation is also possible using the normal installer. Please find more information on this in the manual.

The user who should use TreeSize needs to have read access on the folders that should be scanned, or alternatively the user must be permitted to request the Windows backup privilege, which is the case by default for administrators. Using the Windows backup privilege TreeSize is also able to query meta data like size and last change date. It may be necessary to explicitly run TreeSize "as administrator". User do not need read access on the file content unless you want to use the TreeSize duplicate file search with options that take the actual file content into account, and not only the meta data of the files.

Starting with Windows Vista / Server 2008, Microsoft introduced "Client Caches" with the SMB2 protocol in order to speed up queries about gathering file and directory meta information on network drives. This approach also helps utilizing the available network bandwidth more efficiently. However, these caches always return an incorrect value for  NTFS hardlinks (always shown as "1"). The responsible caches can be disabled with the following steps:

  1. Run "regedit.exe".
  2. Open the path "HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\LanmanWorkstation\Parameters".
  3. Choose "New > DWORD value" in the right click menu and set the name to "FileInfoCacheLifetime" and the value to "0".
  4. Restart Windows

After these steps, TreeSize should work properly with hardlinks. For further information about client caches, please visit https://technet.microsoft.com/en-us/library/ff686200(WS.10).aspx.

Yes, this is possible. 

Please go to the 'Help' tab and click on 'Check for update'. Doing so will check if there is an update and bring up a notification window stating the result of the check.

The checkbox at the bottom of this notification allows you to choose whether to 'Check for updates regularly'.

Read this knowledge base entry to learn how to disabale the automatic check for updates or the "Check for updates" button programatically.

Open the Treesize File Search, enable only the "Advanced Search", and define a filter on the right for "Name matches Regular Expression" and one of these patterns:

 [^[:print:]]  if you want to treat all non-ASCII characters as invalid (which would e.g. also treat German umlauts as invalid)

 [^\P{C}]  if you want to treat all non-printable Unicode characters as invalid
 
It can also make sense to search for files containing the non-breakable space (Unicode NOBR U+00A0). To find them, use the pattern [\xA0].

To search for specific characters like percent and ampersand use the regular expression [&%]. You can find more examples on searching with regular expressions in the manual.

You can get rid of unwanted characters using the bulk renamer of TreeSize.

You can change the behavior by enabling the setting "Tools > Options > Scan > General > Follow mount points and external symbolic links to directories".

Symbolic links are marked by Treesize with a small arrow on the folder icon.

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