Bam Margera Kicked Off of ‘Jackass 4,’ Couldn’t Abide by Conditions

Bam Margera is off the ‘Jackass 4’ project for good — and it’s all because he couldn’t stay in line when it came to his addiction issues … TMZ has learned.

Sources close to Bam tell us he was informed last week by producers that he would no longer be part of the movie going forward. The reason is he essentially broke his contract.

We’re told the ‘Jackass’ family wanted Bam to be part of the movie from the get-go, but were worried things would go left because of his past substance use and erratic behavior.

So, in order to achieve what everyone wanted — at first,…