error LNK2001: unresolved external symbol

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Hi,

i am upgrading generation of code from Altova xmlspy 2007 to Altova xmlspy 2010. so i got the errors "struct redefined" as per suggested i used replace import directory. When its done i am getting linking errors

Error error LNK2001: unresolved external symbol "__declspec(dllimport) class altova::ValueFormatter * altova::Exported_TimeFormatter" (__imp_?Exported_TimeFormatter@altova@@3PEAVValueFormatter@1@EA) filedlg.obj

VB

Error   639 error LNK2001: unresolved external symbol "__declspec(dllimport) class altova::ValueFormatter * altova::Exported_TimeFormatter" (__imp_?Exported_TimeFormatter@altova@@3PEAVValueFormatter@1@EA)    trace.obj

VB

Error   640 error LNK2001: unresolved external symbol "__declspec(dllimport) class altova::ValueFormatter * altova::Exported_TimeFormatter" (__imp_?Exported_TimeFormatter@altova@@3PEAVValueFormatter@1@EA)    version_gf1.obj

Like this i am getting many errors can u help me out

Posted 12-Dec-10 17:31pm

ShrikanthVenne

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Eugen Podsypalnikov · Answer 1 · 2010-12-12T20:54:00

Solution 1

Probably you have no linking material (*.lib)
or it is obsolete... :)

Posted 12-Dec-10 20:54pm

Eugen Podsypalnikov

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ShrikanthVenne 13-Dec-10 2:57am

But i had added the new dll in the place of the older version dll then too its throwing the same error

Eugen Podsypalnikov 13-Dec-10 3:00am

A DLL does cover the executing linkage,
during a LIB - the building linkage (your fault case) :)

ShrikanthVenne 13-Dec-10 7:39am

Can you please eloborate i did not understand it.

Wanted to ask one more thing whats the difference between msxml4 and msxml6.
if i am increasing the version of msxml4.dll to msxml6.dll. What should be done for this???

Eugen Podsypalnikov 13-Dec-10 15:26pm

Please see the steps 6 and 7 here:
http://www.codeproject.com/KB/DLL/XDllPt1.aspx :)