![MT4 Crashed](https://c.mql5.com/mql4/forum/2011/12/2011-12-22_012115.png)
I loaded an EA to char of VFX trader MT4,MT4 crashed.
the EA was coded on another MT4 with the lastest version 4 build 409.
the VFX MT4 is version 4,build 229.
You can't run a ex4 compiled on a newer version and run it on an older version. Programs are backwards compatible (compile on an older will run on a newer). Never forwards compatible.
WHRoeder. thanks for your explaination.
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