what does this warning mean ?

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when try to load a dll from anothor terminal folder ,i get the following warnings and the terminal shows "unresolved import function call erro" ,if the dll was load undown its own folder ,it runs normal .

serval years ago ,i use the dlll like this manner ,no any erro or warnings .

the dll was written use C++ win32 consoll plateform ,terminal version is 1031 ,my computer is 64x 


#import "D:\...\MQL4\Libraries\XXX.dll"

   int GGGG();  
#import

when compile ,i get the warning like this .

'L' - unrecognized character escape sequence   

when run the ea ,terminal gives erro message like this .

2017.01.05 09:06:37.669    ......: unresolved import function call

2017.01.05 09:06:41.959    Cannot call 'D:\......\MQL4\Libraries GGGG.dll::....',

'D:\....\MQL4\Libraries GGGG.dll' is not loaded

 
yalewang:

#import "D:\...\MQL4\Libraries\XXX.dll"

'L' - unrecognized character escape sequence   

Perhaps you should read the manual.
backslash is a control character for a compiler when dealing with constant strings and character constants in a source text of a program. -- Character Constants - Integer Types - Data Types - Language Basics - MQL4 Reference
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