This is a known issue that has been reported to the development team. If you want to receive a notification when the fix is released please open a Support Ticket.
In the meantime you will need to avoid deleting the default tags.

In the next release PT4 will list the invalid stats and columns. I don't yet have a release date for that, but in the meantime if you make a Backup of just the optional files (no databases) and attach it to a Support Ticket with a link to this thread we'll be able to take a look for you and should b...

This is not correct. This is a false positive. PT4 (and HM3) need to interact closely with the poker sites that we support and this uses techniques similar to those used by the type of software mentioned, but is entirely benign. Our trackers are regularly submitted to anti-virus software providers a...

No, there's no other way to find a player in the tracker, if you don't have the information you need in your Hud.

I'll pass on your comment to the development team though.

You're welcome - there are no foolish questions if you don't know the answers.

The most common reasons are having the wrong player selected in the Player list at the top of the sidebar on the left, or having a filter enabled. If you can see stats but not hands, then most likely you have a tag selected above the hands report. If you still can't see what is wrong please attach a...

The filter shows Maximum Raise 2bet. I've attached a screenshot. Though I've look among the quick filter options, I cannot learn how to create this filter. What options do I need to select? In the filters window go to Hand Details > Maximum Preflop Raise That Occurred. Secondly, I would like to kno...

Thanks for following up.
Yes, unfortunately they don't provide histories in that version of their software.

If you are playing under a new name then your results will be separate. You can select between the different players in the Player list at the top of the sidebar on the left.

This doenst seem to work. When I filter for active player in position no players are displayed at all. Ah yes, if you're combining all players to a single line that probably won't work. This might be the only solution. Thing is, I need this for other stats aswell. I guess I have to adapt the "...