no, the server sources is broken and probably more old than the compiled .exe,
while the compiled AikaServer.exe logs show that mobs is loaded in the server, it is disabled server side.
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there also bin.rar which is an older compiled bin that diference from source
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it have more logs shown and a panel for sending packet, but give nation date error
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need delphi programming
it's more like every client are bound to specific language, The Last Journey older client that they use for beta testing required to use PTBR language instead of English to run the client.
I still have the copy from their discord server which already gone, my account kicked, or server is disbanded. Which mean, if you modify something, you can fix it. But i don't know