Duplicate Disappearing 3rd grand prize when opening chest

[Dony]

Game version: v1.66-(d83e305) (2018-10-11 23:11)
HTML5: no
Game world: zz1
Browser + version: Firefox Quantum 62.0.3 64-bit
Flash Player version: 31.0.0.122
Operating System: Windows 10
Screen resolution: 1920x1080
Account name: Dony
Humans or Elves: Elf

Reproducibility: 5/5 (1/5 = happened once; 2/5 = happens randomly; 3/5 = happens sometimes; 4/5 = happens often, but not always; 5/5 = happens always)

Quest title: none

Current situation:
When you open any of 3 chests in harvest festival event, 3rd grand prize disappear for a half second behind reward screen

Expected situation:
No disappearing image

Reproduction steps:
1. open harvest festival window
2. open any chest
3. notice that 3rd grand prize image behind reward window disappear and reappear for a half second

 

[DeletedUser1986]

Dony, this issue seems to be related to the other display issue in FF https://beta.forum.elvenar.com/inde...ion-buttons-jumping-from-right-to-left.11664/.
I'll mark it as a duplicate for now, if this one is not resolved when that one is we will reopen and investigate separately.