i have this problem
how can I solve it?
thanks
NESTErrors.DictError Traceback (most recent call last)
Cell In[9], line 1
----> 1 nodes = nest.Create(‘iaf_psc_alpha’, n_neurons, params=neuron_params)
File /opt/homebrew/lib/python3.11/site-packages/nest/ll_api.py:229, in stack_checker..stack_checker_func(*args, **kwargs)
226 @functools.wraps(f)
227 def stack_checker_func(*args, **kwargs):
228 if not get_debug():
–> 229 return f(*args, **kwargs)
230 else:
231 sr(‘count’)
File /opt/homebrew/lib/python3.11/site-packages/nest/lib/hl_api_nodes.py:141, in Create(model, n, params, positions)
138 cmd = “/%s exch Create” % model
140 sps(n)
–> 141 sr(cmd)
143 node_ids = spp()
145 if params is not None and iterable_or_parameter_in_params:
File /opt/homebrew/lib/python3.11/site-packages/nest/ll_api.py:115, in catching_sli_run(cmd)
112 engine.run(‘clear’)
114 exceptionCls = getattr(kernel.NESTErrors, errorname)
–> 115 raise exceptionCls(commandname, message)
NESTErrors.DictError: DictError in SLI function get_d: Key ‘/tau_syn’ does not exist in dictionary.