quartus prime programmer tool crashes when uploading sof file. - quartus prime programmer tool crashes when uploading sof file. I have an issue with quartus prime programmer tool. When I try to upload .sof file of Startix 10 (Apollo S10 platform), it crashes immediately. Moreover, it also doesn’t recognize the device when I press auto detect. I am working with terasic Apollo S10 platform and I am not able to program the FPGA. I have tried the following: - Tried with 2 different versions: 21.1, 19.1. - I have rebooted my pc, but no help. Replies: Re: quartus prime programmer tool crashes when uploading sof file. Hi, Yes, for Stratix 20, you need to use Quartus Pro to program. I’m glad that your question has been addressed, I now transition this thread to community support. If you have a new question, feel free to open a new thread to get the support from Intel experts. Otherwise, the community users will continue to help you on this thread. Thank you. Replies: Re: quartus prime programmer tool crashes when uploading sof file. Hi, I was using Quartus prime standard version. Then I tried Quartus Prime Pro latest version and it works fine when programming Stratix 10. The issue is resolved. Regards, Rahul Replies: Re: quartus prime programmer tool crashes when uploading sof file. Hello, please update after you re-install the Quartus programmer. we can continue debug from there. regards, Farabi Replies: Re: quartus prime programmer tool crashes when uploading sof file. You should probably try reinstalling the Programmer and/or the drivers.