Hello,
We Really Apologize about the Delays and for the Inconveniences caused. We assure you that we have been definitely working on finding the Exact Cause of your Issue and solve it for you.
We have checked out your Website for a Long Long Time and found out that there were no Errors with the Default Codes of Canvas, however there appears to be some jQuery Conflict with the Custom Codes. The code which is probably causing the issue is:
Please check this out and consider fixing this issues which will automatically solve your issue with the Slider Images.
Hope this Helps! Thanks for your Patience.
Meanwhile, do let us know if we can help you with anything else or if you find any further issues with Canvas.