Not printing in pdf format
Traceback (most recent call last):
File "/trytond/protocols/jsonrpc.py", line 162, in _marshaled_dispatch
response['result'] = dispatch_method(method, params)
File "/trytond/protocols/jsonrpc.py", line 191, in _dispatch
res = dispatch(*args)
File "/trytond/protocols/dispatcher.py", line 162, in dispatch
result = rpc.result(meth(*c_args, **c_kwargs))
File "/trytond/report/report.py", line 143, in execute
cls.render(action_report, report_context))
File "/trytond/report/report.py", line 255, in convert
raise Exception(stderrdata)
Exception: None