Thanks for sharing the details with us.
We suspect that the reported issue may occur due to the unavailability of Syncfusion assemblies in your application. Could you please ensure whether you have added Syncfusion dlls both in application reference and in web.config file? If this dlls is available in GAC and if you are referring all dlls from GAC means, Syncfusion assemblies will be loaded from GAC directly. Or if you are referring dlls from BIN (or any local directory) means, you need to add this Syncfusion dlls. Please ensure the below dlls for Schedule control.
We would also suggest you to ensure all necessary dlls required for rendering schedule control are available in your application.
Kindly ensure the above detail and let us know if this helps.
Please let us know if you have any other concerns.
Thanks for your update.
We regret for the inconvenience caused as we have tried to reproduce the above reported issue in our sample but we couldn’t. Could you please share the below details with us, so that we can try to reproduce your reported issue and provide you with the better solution.
i) Please confirm whether the culture that you are using in your sample is English?
ii) Also could you please share your sample with us, so that it would be easier and helpful for us to assist you further with this issue.
Kindly share the above details and let us know, if you have any other concerns.