Error in rule simplify_network:

[glarange]

Version Checks (indicate both or one)

• This bug exists on the master branch of PyPSA-USA.

• This bug exists on the develop branch of PyPSA-USA.

The Issue

` File "/Users/dtsadmin/pypsa-usa/.venv/lib/python3.11/site-packages/pyomo/opt/base/solvers.py", line 627, in solve
raise ApplicationError("Solver (%s) did not exit normally" % self.name)
pyomo.common.errors.ApplicationError: Solver (gurobi) did not exit normally
[Fri Dec 19 19:23:29 2025]
Error in rule simplify_network:
jobid: 7
input: resources/Default/western/bus2sub.csv, resources/Default/western/sub.csv, resources/Default/western/elec_base_network_l_pp.pkl, resources/Default/western/Geospatial/regions_onshore.geojson, resources/Default/western/Geospatial/regions_offshore.geojson
output: resources/Default/western/elec_s75.nc, resources/Default/western/Geospatial/regions_onshore_s75.geojson, resources/Default/western/Geospatial/regions_offshore_s75.geojson
log: logs/simplify_network/western/elec_s75.log (check log file(s) for error details)

RuleException:
CalledProcessError in file /Users/dtsadmin/pypsa-usa/workflow/rules/build_electricity.smk, line 687:
Command 'set -euo pipefail; /Users/dtsadmin/pypsa-usa/.venv/bin/python3 /Users/dtsadmin/pypsa-usa/workflow/.snakemake/scripts/tmpeofzwp3l.simplify_network.py' returned non-zero exit status 1.
File "/Users/dtsadmin/pypsa-usa/workflow/rules/build_electricity.smk", line 687, in __rule_simplify_network
File "/usr/local/Cellar/python@3.11/3.11.9/Frameworks/Python.framework/Versions/3.11/lib/python3.11/concurrent/futures/thread.py", line 58, in run
Shutting down, this might take some time.
Exiting because a job execution failed. Look above for error message
Complete log: .snakemake/log/2025-12-19T111850.778720.snakemake.log
(pypsa-usa) dtsadmin@dtsadmins-MacBook-Air workflow %
`

Steps To Reproduce

No response

Error Message

Anything else?

Mac