Modding Help help debug this modding error: swap mech and beam buttons

want to swap mech and beam buttons so beam button's position don't change, regardless of deploy appears or not, i made

Code:

interface.config.patch

:

Code:

[
    {"op":"add","path":"/mainBar/beam/disabled","value":"/interface/beamno.png"},
    {"op":"remove","path":"/mainBar/deploy/disabled"},
    {"op":"replace","path":"/mainBar/deploy/pos/1","value":0},
    {"op":"replace","path":"/mainBar/deploy/poly","value":[ [0, 0], [17, 0], [17, 17], [0, 17] ]},
    {"op":"replace","path":"/mainBar/beam/pos/1","value":20},
    {"op":"replace","path":"/mainBar/beam/poly","value":[ [0, 20], [17, 20], [17, 37], [0, 37] ]}
]

start game>choose character and game crashed, closing the window. log: https://pastebin.com/jigHNeVE
edited: more specific

 

remove this:

Code:

    {"op":"remove","path":"/mainBar/deploy/disabled"},

 

it sort of work, but i need their position to be consistent, ie beam button above deploy only when deploy button appear:

Code:

<beam>
<no deploy button>

and

Code:

<beam>
<deploy>