Presentation.Open in syncfusion library thrwoing null refrence exception intermitenly

[vivek]

We are running a background worker built in .net 4.7, its generates PPT using 

syncfusion library but intermittently Presentation.Open method throws null reference exception

[Sneha Biju]

Hi Vivek,

Based on the information provided, we are unable to replicate the issue on our end. We recommend that you share the following items with us in order to reproduce the exact problem:
1. Input file
2. Code snippet

Once you provide us with these details, we will further analyze the issue and provide you with a suitable solution as soon as possible.

Regards,
Sneha.