Follow-up Comment #16, sr #3071 (project relax): Help to figure out indexing of parameters in target function. Hi Edward. I am a little confused how to figure out how the indexing of parameters is working. I have added a saved state file. And to trigger the problem: relax 2_fit_TSMFK01.py ------ 2_fit_TSMFK01.py -------- import os set_cwd = os.getcwd() state.load(state='ini_setup_TSMFK01', dir=None, force=False) #- The 'TSMFK01' model - set_dir = os.path.join(set_cwd, 'TSMFK01') pipe.copy(pipe_from='base pipe', pipe_to='TSMFK01', bundle_to='relax_disp') pipe.switch(pipe_name='TSMFK01') relax_disp.select_model(model='TSMFK01') value.copy(pipe_from='R2eff', pipe_to='TSMFK01', param='r2eff') grid_search(lower=None, upper=None, inc=21, constraints=True, verbosity=1) ------------------- File "C:WinPython27relaxrelax_disptarget_functionsrelax_disp.py", line 1059, in func_TSMFK01 dw = params[self.end_index[1]:self.end_index[2]] IndexError: list index out of range (file #18830, file #18831) _______________________________________________________ Additional Item Attachment: File name: ini_setup_TSMFK01.bz2 Size:158 KB File name: 2_fit_TSMFK01.py Size:0 KB _______________________________________________________ Reply to this item at: <http://gna.org/support/?3071> _______________________________________________ Message sent via/by Gna! http://gna.org/