Thank you for your feedback. Are you using the character from this pack? G2 Power Tools Vol. 2 - Mega Presenter https://marketplace.reallusion.com/g2-power-tools-vol--2---mega-presenter?utm_source=Cartoon-Animator-5&utm_medium=ap&utm_campaign=smart-gallery&utm_term=UserInventory&addfrom=38 Please capture a screen video about this issue, put it on the YouTube, and add the link in your next comment. Please provide your crash dump file to help us identify the problem. 1. No error message when app stops working, download the zip file with the link below, inside the zip you can find the description about how to generate the crash dump. https://ftp.reallusion.com/reallusionsupport/CTA5_WER_Crash_Dump.zip 2. When the AP crashes, If an error message pops up: Step1: When the AP crashes, please do not close the crash dialog Step2: Open the Task Manager Step3: Click the "Processes" tab Step4: Right-click on the "Cartoon Animator 5" Step5: Click the "Create dump file" Step6: You will get the crash dump, please send it to us. Your help is highly appreciated. Allen Reallusion