They violated my son from 2007 they had him in a court room and then told him he was in the wrong one ?

It is unclear what your problem is. Please rephrase.

The consequences of reviving a warrant for driving without a license and possession of marijuana in Indiana

Hard to say. It depends on the level of offenses charged. More information is needed.

Why

I'm going to make some assumptions. 1) You asked a question previously about "what could happen." 2) You are on probation and are accused of some...

Rather than arresting someone maybe you should consider pursuing a civil action against the other party. Arrest is tricky, even for trained law...

Can you bail someone out of jail if they have an active warrant in the same county they are in jail in ?

It is unclear if the $2,300 was on the old case or new. Regardless he is entitled to bond on the new case, but not the VOP. However many judges do...

I agree on possible outcomes; anything from a dismissal or NG to 2.5 years in prison. Get an attorney ASAP.

How long can you spend in jail for driving while already habitual in Indiana?

It depends how he was charged. If he was charged with a level 5 felony, that is up to 6 years in prison.

Can she still press charges on me or him? And how do we prove the right story if there were no cameras?

The state has 2 years to file misdemeanor charges, years for felonies. There are several exceptions that might extend the time however.

If i get a charge of driving while suspended while on drug court in another town & got a warrant now

Theoretically drug court could find you in violation of any pretrial release conditions and put you in jail until the cases are resolved. Or they...

What to do with my situation?

Hire an attorney to help you out, or if you can't afford one ask for a PD through the Veteran's Court.