Hi Maxime,
Thanks for your update.
We afraid that we are unable to reproduce the reported issue in that reported version (17.1.0.32-beta) and also in the latest version (17.1.0.38) from our side and Could you please update the SfTextInputLayout version to latest (17.1.0.38) and check whether the issue reproduced in your application?
Note: We suspect that the NuGet cache wat not properly cleared, this may be the reason for the reported problem. Please check by clearing the NuGet cache by using the instruction given in the following link.
Please reverts us whether issue arise after tried the instruction given the above link.
Regards,
Bharathi.