download latest stickercache file here:

http://surftopctech.com/Programs/Pal/

look for Pal-Stickercache-vxxx-vX.zip
where xxx is version #, these change with time.

path= %userprofile%\AppData\Roaming\Paltalk\stickercache\ 

First you should completely exit Paltalk.
1. Then extract Vx folder on desktop 
2. then put that path in file explorer address area or Winkey and R for runbox 
3. delete the Vx folder you see 
4. cut Vx folder from desktop 
5. paste into stickercache folder
6. Restart Pal and Pray.