Getting errors during startup - including API initialization

Getting errors during startup - including API initialization

If you get a startup error message or the program just won't load. It could be:

Specific ports being blocked OR used by another app. The specific ports required for our background processes are: 8812 and 8813.

One user reported that the following Powershell commands fixed up his system:

net stop winnat

netsh int ipv4 add excludedportrange protocol=tcp startport=8812 numberofports=2

net start winnat


The following two screenshots show the important files that need to run on your Windows machine.

If you suspect a Virus Scanner or Malware detection utility - you may need to Whitelist these programs. The process of "whitelisting" simply means telling the scanner that these programs are known and OK, so leave them alone.




    • Related Articles

    • Tag That Photo installer is reported as malware

      Periodically reports like this show up from MS Defender and other malware programs - we run the program through VirusTotal on a regular basis and it comes up clean against 60+ virus engines.  What some of these scanners do is look for TCP/IP ...

    • Getting the latest build of Tag That Photo

      If you want to get the latest build, the following link will always grab the latest: https://tus-api.tagthatphoto.services/tus/latestClientInstaller 

    • Getting full Windows 10 right-click menu back on Windows 11

      With the condensed right-click Explorer menu in Windows 11, the Tag That Photo sub-menu has moved to the second screen and requires an extra click to get there.  This has annoyed more than a few people even though there are some upsides to the new ...

    • Removing the Win Explorer TTP menu

      We install the TTP menu in Windows Explorer by default.  However, a couple of users have requested that this menu be removed. Here is how you can do that: - Backup the Registry file to avoid any issue – Inside Registry Editor, File > Export - Save ...

    • MS Power Toys

      Microsoft PowerToys is a set of utilities for power users to tune and streamline their Windows experience for greater productivity. More documentation can be found here including a link to install the utilities on Windows 10 or 11. One of the ...