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### model set to be fixed to world keeps jittering

Background: I want to set one of the box object to be fixed to the world.

Here is the wall.xacro // script I show has commented the below code

Code below used to make box object fixed to world.

<!-- wall fixed to the world-->

</joint>


Problem: However, the box turns out to be jittering all the time like dancing!!

### model set to be fixed to world keeps jittering

Background: : I want to set one of the box object to be fixed to the world.

What I have tried:

if an object set to be fixed to the world, it will keeps jittering. According to my search, some say it could be inertia problem. Though I change it according to formula of uniform 3d object, and it still doesn't work

Source code:

Here is the wall.xacro // script I show has commented the below code

Code below used to make box object fixed to world.

<!-- wall fixed to the world-->

</joint>


Problem: :

However, the box turns out to be jittering all the time like dancing!!

### model set to be fixed to world keeps jittering

Background: I want to set one of the box object to be fixed to the world.

What I have tried:

if an object set to be fixed to the world, it will keeps jittering. According to my search, some say it could be inertia problem. Though I change it according to formula of uniform 3d object, and it still doesn't work

Source code:

Here is the wall.xacro // script I show has commented the below code

Code below used to make box object fixed to world.

<!-- wall fixed to the world-->

</joint>


Problem:

However, the box turns out to be jittering all the time like dancing!!

Solution Found Thank WarwickWagon's answer. The first solution works well.

### model set to be fixed to world keeps jittering

Background: I want to set one of the box object to be fixed to the world.

What I have tried:

if an object set to be fixed to the world, it will keeps jittering. According to my search, some say it could be inertia problem. Though I change it according to formula of uniform 3d object, and it still doesn't work

Source code:

Here is the wall.xacro // script I show has commented the below code

Code below used to make box object fixed to world.

<!-- wall fixed to the world-->

</joint>


Problem:

However, the box turns out to be jittering all the time like dancing!!

Solution Found

Thank WarwickWagon's answer. The first solution works well.