Motor not starting

[Africain]

Hello everyone
One of motor not starting
Please help

 

[Great Pumpkin]

What AC are you flying? Has it experienced a crash? Where are you with respect to a Class A or B airport? Are your batteries fully charged? We need much more information to hep you

 

[Africain]

What AC are you flying? Has it experienced a crash? Where are you with respect to a Class A or B airport? Are your batteries fully charged? We need much more information to hep you

Thank you
No crash and battery fully charged
The others motors started without problem only one not yet