Hi Narcis, I found the problem. The /FU compiler options on the new PC does not include "Interop.TeeChart.1.0.dll". It only includes "AxInterop.TeeChart.1.0.dll". On the old PC the two are included. After I added the missing /FU option, it worked. I am not sure where did the VS get these options fro...

Hi Narcis, Thank you for your prompt reply! Yes, I am using the same project. And all the project settings are the same. I created a simple project "TestTeeChart" on the old PC with a TChart component and a call to Series(0)->Clear(). It has the same behavior - compiles OK on the old PC and gives me...

Hi, I am moving my development system - Microsoft Visual Studio 2005 C++ and version 5.02 TeeChart Pro v5 ActiveX to a new PC. I have problems compiling TChart related code as follows: this->axTChart1->Series(0)->Clear(); produces the following error: 'Clear' : is not a member of 'TeeChart::ISeries'...