Game crashes on when transforming

[Kuba4ful]

When I play multiplayer with my friend, game crashes, when I try to transform into my Ex form. Here is transform data, and Ex form data:

Transform

Spoiler (Click to View)

<frame> 253 Transform
pic: 104 state: 3 wait: 1 next: 254 dvx: 0 dvy: 0 dvz: 0 centerx: 39 centery: 79 mp: -300 hit_a: 0 hit_d: 0 hit_j: 0
wpoint:
kind: 3 x: 27 y: 54 weaponact: 23 attacking: 0 cover: 0 dvx: 0 dvy: 0 dvz: 0
wpoint_end:
bdy:
kind: 0 x: 21 y: 18 w: 43 h: 62
bdy_end:
<frame_end>

<frame> 254 Transform
pic: 105 state: 3 wait: 1 next: 255 dvx: 0 dvy: 0 dvz: 0 centerx: 39 centery: 79 hit_a: 0 hit_d: 0 hit_j: 0
opoint:
kind: 2 x: 40 y: 40 action: 20 dvx: 0 dvy: 0 oid: 123 facing: 0
opoint_end:
wpoint:
kind: 1 x: 40 y: 40 weaponact: 20 attacking: 0 cover: 1 dvx: 0 dvy: 0 dvz: 0
wpoint_end:
bdy:
kind: 0 x: 21 y: 18 w: 43 h: 62
bdy_end:
<frame_end>

<frame> 255 Transform
pic: 106 state: 17 wait: 1 next: 256 dvx: 0 dvy: 0 dvz: 0 centerx: 39 centery: 79 hit_a: 0 hit_d: 0 hit_j: 0
wpoint:
kind: 1 x: 40 y: 40 weaponact: 20 attacking: 0 cover: 1 dvx: 0 dvy: 0 dvz: 0
wpoint_end:
bdy:
kind: 0 x: 21 y: 18 w: 43 h: 62
bdy_end:
<frame_end>

<frame> 256 Transform
pic: 107 state: 17 wait: 1 next: 257 dvx: 0 dvy: 0 dvz: 0 centerx: 39 centery: 79 hit_a: 0 hit_d: 0 hit_j: 0
wpoint:
kind: 1 x: 40 y: 40 weaponact: 1000 attacking: 0 cover: 0 dvx: 0 dvy: 0 dvz: 0
wpoint_end:
bdy:
kind: 0 x: 21 y: 18 w: 43 h: 62
bdy_end:
<frame_end>
<frame> 257 Transform
pic: 108 state: 17 wait: 1 next: 258 dvx: 0 dvy: 0 dvz: 0 centerx: 39 centery: 79 hit_a: 0 hit_d: 0 hit_j: 0
<frame_end>
<frame> 258 Transform
pic: 109 state: 8038 wait: 1 next: 999 dvx: 0 dvy: 0 dvz: 0 centerx: 39 centery: 79 hit_a: 0 hit_d: 0 hit_j: 0
bdy:
kind: 0 x: 21 y: 18 w: 43 h: 62
bdy_end:
<frame_end>

Begin of Ex data

Spoiler (Click to View)

<bmp_begin>
name: CobraEx
head: sprite\sys\Cobra_f.bmp
small: sprite\sys\Cobra_s.bmp
file(0-69): sprite\sys\CobraEx_0.bmp w: 79 h: 79 row: 10 col: 7
file(70-139): sprite\sys\Cobra_1.bmp w: 79 h: 79 row: 10 col: 7
file(140-209): sprite\sys\CobraEx_0.bmp w: 79 h: 79 row: 10 col: 7
file(210-279): sprite\sys\Cobra_1.bmp w: 79 h: 79 row: 10 col: 7
file(280-299): sprite\sys\Cobra_2.bmp w: 174 h: 134 row: 10 col: 2
file(300-306): sprite\sys\Cobra_3.bmp w: 79 h: 148 row: 7 col: 1
file(307-326): sprite\sys\Cobra_2.bmp w: 174 h: 134 row: 10 col: 2
file(327-334): sprite\sys\Cobra_3.bmp w: 79 h: 148 row: 7 col: 1
walking_frame_rate 3
walking_speed 6.000000
walking_speedz 3.500000
running_frame_rate 3
running_speed 11.000000
running_speedz 2.600000
heavy_walking_speed 3.700000
heavy_walking_speedz 1.850000
heavy_running_speed 6.200000
heavy_running_speedz 1.000000
jump_height -16.299999
jump_distance 10.000000
jump_distancez 3.750000
dash_height -10.000000
dash_distance 18.000000
dash_distancez 5.000000
rowing_height -2.000000
rowing_distance 5.000000
<bmp_end>

<frame> 0 standing
pic: 0 state: 0 wait: 5 next: 1 dvx: 0 dvy: 0 dvz: 0 centerx: 39 centery: 79 hit_a: 0 hit_d: 0 hit_j: 0 hit_Fa: 290 hit_Ua: 290 hit_Fj: 270 hit_Uj: 240 hit_ja: 253 mp: -3
bdy:
kind: 0 x: 21 y: 18 w: 43 h: 62
bdy_end:
<frame_end>

<frame> 1 standing
pic: 1 state: 0 wait: 3 next: 2 dvx: 0 dvy: 0 dvz: 0 centerx: 39 centery: 79 hit_a: 0 hit_d: 0 hit_j: 0 hit_Fa: 290 hit_Ua: 290 hit_Fj: 270 hit_Uj: 240 hit_ja: 253 mp: -3
bdy:
kind: 0 x: 21 y: 18 w: 43 h: 62
bdy_end:
<frame_end>

(I added mp: -3 to off mana regeneration)