System.ArgumentNullException '' with 1 arguments

Symptom

Log file (and possibly on-screen error message) shows hundreds or even thousands of repetitions of this error:

• System.ArgumentNullException: '' with 1 arguments.

Cause

This error is not caused by TM:PE.

It is caused by a bug in the CNL Blank Road Name or CNL Japanese Blank Road Name mod.

Solution

Unsubscribe whichever CNL Blank Road Name mod you are using.

Was it Fixed?

If not, ask for advice in the Steam forums as it might be some other mod (not TM:PE).

Other issues? See: 👉 Troubleshooting