Flow error

[Juandgarcia2]

Hi i'm following your repo to replicate what you've done, but I'm getting this error.

STEP 25]
[INFO]: Running Magic to generate various views...
[INFO]: Streaming out GDSII with Magic (log: design_mux/runs/manual/logs/signoff/25-gdsii.log)...
[INFO]: Generating MAGLEF views...
[ERROR]: during executing magic script /foss/tools/openlane/2023.08/scripts/magic/wrapper.tcl
[ERROR]: Log: design_mux/runs/manual/logs/signoff/25-gds_ptrs.log
[ERROR]: Last 10 lines:
Reading "sky130_fd_sc_hd__a21o_2".
Reading "sky130_fd_sc_hd__o21ba_2".
Reading "sky130_fd_sc_hd__nand2_2".
Reading "sky130_fd_sc_hd__and4_2".
Reading "sky130_fd_sc_hd__nor2_2".
Reading "sky130_fd_sc_hd__dfrtp_2".
Unknown cell design_mux
Must specify name for cell (UNNAMED).
File for cell (UNNAMED): [hit return to abort save] Error: error renaming "/foss/designs/design_mux/runs/manual/tmp/signoff/design_mux.mag": no such file or directory
child process exited abnormally

Any idea?

Thanks