A 'sticky' is a post that doesn't expire. It's listed as PINNED. Find them at the top of the forum. In this case the tip will tell you how to include images here. Here's an extract...
Screenshots can often help describe the problem better.
To insert an image here first upload it to Dropbox, Google Drive, Microsoft OneDrive, etc. and copy the URL.
Then click the IMAGE icon in the toolbar (above the VP forum compose window) and paste that URL. <Enter>

- Share your project files:
The best way to help developers diagnostic the problem is sharing your project files.
We can exterminate the project file(.VPJ) without the media files. However we might also need the media files if the problem appear to lies in them.
To share files you need to upload the files to
Dropbox, Google Drive, Microsoft OneDrive, etc..
To protect your privacy you can use PM (Personal Messenger) to send the link to an Admin or Support forum ID.