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Since MT4 build 600, MetaQuotes updated the platform to use a different compilation method that produces machine-readable binary code rather than simple bytecode. This makes modern .ex4 files virtually impossible to decompile with this or similar older tools. Risks and Safety Concerns ex4 to mq4 decompiler 40432 link
This is the compiled version. When you finish writing an MQ4 file, the MetaEditor "compiles" it into an EX4 so the MT4 platform can execute it. Humans cannot read this file. If the script was recently edited, check your
In 2014, MetaQuotes released Build 600, which fundamentally changed how MQL4 code is compiled—shifting from bytecode to more secure machine code. This change essentially "broke" the 4.0.432 decompiler for all modern indicators and EAs. Google Groups The Danger of the "40432 Link" Risks and Safety Concerns This is the compiled version