In the Remove Existing A+1 Source Files section of the tutorial, step 5: In the same window, change the sources to simulation and delete only the _Vadd_A_B_wizard_0tb.sv file. There is no file named "..._wizzard_0_tb.sv" so you naturally go to whatever tb file is there - which is Vadd_A_B_tb.sv and remove that but things break down after that.
In the Remove Existing A+1 Source Files section of the tutorial, step 5: In the same window, change the sources to simulation and delete only the _Vadd_A_B_wizard_0tb.sv file. There is no file named "..._wizzard_0_tb.sv" so you naturally go to whatever tb file is there - which is Vadd_A_B_tb.sv and remove that but things break down after that.
ERROR: [IP_Flow 19-259] [HDL Parser] Failed analyze operation while parsing HDL. ERROR: [IP_Flow 19-258] [HDL Parser] Error parsing HDL file 'src/A_axi_read_master.sv'.