Butterfli compilation error, PipRuncmd_python: bootloader project compilation ended in failure

Install the environment step by step; the Keil version is 5.32.

SIFLI Butterfli S2 4.5.6 2025_9_28 23_09_26

Keil doesn’t have a license permit, right?

ButterFli Compilation Error: Insufficient Memory - Troubleshooting - SiFli BBS