Illustrator is crashing when I use blend tool (for example)

Hello @Kustenklar ,

We understand how frustrating it can be to experience crashes. Would you mind trying the steps in this help article (https://helpx.adobe.com/illustrator/kb/fix-crash-on-launch-issues.html) and checking if it helps? Also, kindly share the crash report using the steps in this article (https://helpx.adobe.com/illustrator/kb/crash-next-steps.html) and use the same email account as your community account for quick tracking. We appreciate your time and efforts in resolving this issue.

Looking forward to your response.

Thanks,
Anubhav

Please tell us your hardware specifications.

How complex is the artwork? Can you please show a screeshot that includes the layers panel with layer opened.