I have recently started using Squish for an application I made with Qt After installing it I was able to run some tests on the application But now I am getting an error as shown below
[image: 0db48642-655d-4c47-a535-47ec2d2e49c4.png]
The Runner/Server log shows:
S Squish tools: [2025-11-02T08:18:20.359+0330] 08:18:20:359 Info: Connection from 127.0.0.1:2429.
S Squish tools: [2025-11-02T08:18:20.447+0330] 08:18:20:447 Info: Connection to 127.0.0.1:2429 closed.
R: [2025-11-02T08:18:20.695+0330] 2025-11-02T08:18:20	START     	Start 'appstarter'            	Test 'appstarter' started
S Squish tools: [2025-11-02T08:18:22.730+0330] 08:18:22:730 Info: Connection from 127.0.0.1:2431.
S Squish tools: [2025-11-02T08:18:22.744+0330] 08:18:22:743 Info: Starting AUT 'viewer_client_desktop' with wrappers Qt: C:\Program Files\Squish for Windows 9.1.0\bin\dllpreload.exe C:\Users\a.ghezelbash\Desktop\vms_client_desktop\viewer_client_desktop.exe
S Squish tools: [2025-11-02T08:18:22.745+0330] 08:18:22:745 Warning: Could not start AUT 'viewer_client_desktop': The system cannot find the file specified.
R: [2025-11-02T08:18:22.747+0330] 2025-11-02T08:18:22	FATAL     	Starting application          	Application 'viewer_client_desktop' could not be started. An error occurred while starting the AUT.
R: [2025-11-02T08:18:22.748+0330] 2025-11-02T08:18:22	END       	End of test                   	Giving up after error
R: [2025-11-02T08:18:22.749+0330] *******************************************************
R: [2025-11-02T08:18:22.749+0330] Summary:
R: [2025-11-02T08:18:22.749+0330] Number of Test Cases:	   0
R: [2025-11-02T08:18:22.749+0330] Number of Tests:	   0
R: [2025-11-02T08:18:22.750+0330] Number of Errors:	   0
R: [2025-11-02T08:18:22.750+0330] Number of Fatals:	   1
R: [2025-11-02T08:18:22.750+0330] Number of Fails:	   0
R: [2025-11-02T08:18:22.751+0330] Number of Passes:	   0
R: [2025-11-02T08:18:22.751+0330] Number of Expected Fails:	   0
S Squish tools: [2025-11-02T08:18:22.752+0330] 08:18:22:751 Info: Connection to 127.0.0.1:2431 closed.
R: [2025-11-02T08:18:22.752+0330] Number of Unexpected Passes:	   0
R: [2025-11-02T08:18:22.752+0330] Number of Warnings:	   0
R: [2025-11-02T08:18:22.753+0330] *******************************************************
R: [2025-11-02T08:18:22.765+0330] squishrunner exited with value -1, started with arguments: [C:\Program Files\Squish for Windows 9.1.0\bin\squishrunner.exe, --host, localhost, --port, 1305, --debugLog, palw, --startapp, --suitedir, C:\Users\a.ghezelbash\Desktop\vms_client_desktop\suite_test, --cwd, @app, --aut, viewer_client_desktop]
In the log above, it says that the file dllpreload.exe cannot be found in C:\Program Files\Squish for Windows 9.1.0\bin
and there is no such file in the installation directory. I even uninstalled and reinstalled squish, but It is still showing the same error.