Decompiling CCScript Error

[ksaOfficial]

So this Error Never happened to me anyway, so i got this error while decompiling CCScript, here is the error:
Error
Traceback (most recent call last):
File "coilsnake\ui\common.py", line 240, in decompile_script
File "site-packages\ccscriptwriter-1.2-py3.7.egg\CCScriptWriter\CCScriptWriter.py", line 396, in outputDialogue
File "site-packages\ccscriptwriter-1.2-py3.7.egg\CCScriptWriter\CCScriptWriter.py", line 420, in outputToCoilSnakeProject
KeyError: 16287395

i have no idea what this is
can somebody help me with this?
OS: Windows 10 32-bit System
Coilsnake: 4.0
ROM: Original
thats it