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If I set up using this as shown in the figure, apply the regional language to English.   But,If I changed the locale language as shown below.It is not right.   How is this if i send a program to someone else i can not ask him to change

I  know a bit  of  programming. Now,mql4 & mql5 use   same  programming. So,I think I need learn about the OOP Programm.   But  I can't find  on the OOP  documentation. I found  MT4's

Pipeclient.mq4 load but the error is 0. same code PipeClientPure.mq4 without CFilePipe class run well. I test modify MQL4\INCLUDE\File\ FilePipe.mqh but Modification to no avail. I even deleted FilePipe.mqh files. The program is still running

  Please forgive me for using the google translation . But I have no idea. I use two currency pairs strategy test. There would be no problem if I do not optimize. When I optimized  picture will appear . One test result is not passed. When

so, 2038 is the end of the world instead of 2012！ Forgive me with google translation！

Such as problem

well, As you know Stategy Tester can Simulated trading based on historical data. But this simulation is to determine a strategy because you know. One theory is that only first learn to make successful trading EA. I wonder if EA can open into a single

-> You can see I downloaded the historical data used to test my EA . However, I found where the data are broken. Direct data not find them 2011.6.10-2011.9.14 , I repeated several times to download the results of operations , but no difference