If you purchased the EA, reach out to the vendor. Some provide source code upon proof of purchase (even with an extra fee).
MetaQuotes implemented a new compilation architecture starting with and has continued to harden these protections in every subsequent release. This security system employs several layers of defense: ex4 to mq4 decompiler 40432 updatedl
It was a simple kill switch. The server was dead, so the response was null, so the bot died. With the source code now in his hands, Elias didn't just patch it; he cleaned it. He deleted the CheckLicense call entirely. He compiled the fresh code. No errors. If you purchased the EA, reach out to the vendor