Simulink error: Model Error Occured

When I run the simulation for WCDMA, these error occured. Can I know why?

Complex signal mismatch. 'Input Port 2' of 'WCDMALATEST/Error Rate Calculation' expects a signal of numeric type complex. However, it is driven by a signal of numeric type real

Component:Simulink | Category:Model error

Complex signal mismatch. 'Output Port 1' of 'WCDMALATEST/QPSK Demodulator Baseband' is a signal of numeric type real. However, it is driving a signal of numeric type complex

Component:Simulink | Category:Model error

Answer 1

[Biral Pradhan]

I understand, you are simulating a model for WCDMA, and are getting complex signal mismatch error. Kindly follow the following links as workarounds to resolve the issue.

• https://it.mathworks.com/matlabcentral/answers/815530-simulink-complex-signal-mismatch-result#answer_690560
• https://it.mathworks.com/help/simulink/slref/inport.html#d123e118739
• https://it.mathworks.com/help/simulink/slref/complextorealimag.html