Hi,
It is suggested you can uncheck the box "help logitech improve its products and services automatically" to stop the error.
Try to run it as administrator or login with another administrator account to check if the issue replicates.
For more details, please refer to https://answers.microsoft.com/en-us/windows/forum/windows_10-performance/laclientexe-unicode-has-stopped-working/339a656f-59de-42b4-a5b2-e77d5a719cf3
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