ValueError("could not convert string to float: ''")

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[13:27:38] [ERROR] ValueError("could not convert string to float: ''")
[13:27:38] Traceback (most recent call last):
File "Autovisor.py", line 268, in
File "asyncio\runners.py", line 44, in run
File "asyncio\base_events.py", line 649, in run_until_complete
File "Autovisor.py", line 249, in main
File "Autovisor.py", line 156, in working_loop
File "Autovisor.py", line 88, in learning_loop
File "modules\configs.py", line 88, in limitMaxTime
ValueError: could not convert string to float: ''
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