forward declaration of struct TagLib::Tag error

[Jeff Mitchell]

Jeff Mitchell wrote:
> Amr Hassan wrote:
>   
>> i'm trying to use taglib in a qt project from eclipse, everytime i try 
>> to compile after adding the header file <fileref.h> i get this error at 
>> compilation:
>>
>> Severity and Description    Path    Resource    Location    Creation 
>> Time    Id
>> make: *** [release] Error 2        projName    line 0    
>> 1206157042015    1704
>> make[1]: *** [release/Track.o] Error 1        projName    line 0    
>> 1206157042015    1703
>> forward declaration of `struct TagLib::Tag'    
>> projName/taglib/include    tfile.h    line 36    1206157042015    1702
>> invalid use of undefined type `struct TagLib::Tag'    projName/core    
>> Track.cpp    line 116    1206157042015    1701
>>   
>>     
> What platform and compiler and version?
>   
Copying Amr's response for completeness:

mingw on windows, but i already solved it thank you. i didn't know that 
i had to include the tag.h header also.. i included both and it worked 
fine. should've read the example projects first...
thanks anyway...