(-5:Bad argument) Matrix operand is an empty matrix. in function 'checkOperandsExist'

[kadhar2006]

Hi,

I am working on the Thermal Camer. I have downloaded your code and followed the steps what you have provided. When I am executing the ./seek_test. I am getting the below error

terminate called after throwing an instance of 'cv::Exception'
what(): OpenCV(4.3.0) opencv-4.3.0/modules/core/src/matrix_expressions.cpp:24: error: (-5:Bad argument) Matrix operand is an empty matrix. in function 'checkOperandsExist'

Aborted

Buy executing the code "sudo seek_test ../doc/ffc_calibrated.png" I am receiving the below error.

Error: '../doc/ffc_calibrated.png' not found or it has the wrong type: 16
failed to open seek cam

Can you please help What mistake I am doing