TI_RS gives error when setting tswitch and tequil

When attempting to perform a TI_RS calculation, with the following in run.in as specified by the documentation: ensemble ti_rs temp 250 400 tri 0 tswitch 400000 tequil 10000 run 820000 I encouter the following error: File: integrate/ensemble_ti_rs.cu Line: 131 Error text: Error: Please specify either both t_switch and t_equil, or neither (to let the program auto-determine) What could be going wrong?