FailedPreconditionError 這個報錯怎么解決
FailedPreconditionError (see above for traceback): Attempting to use uninitialized value regression/W
? ? ? ? ?[[{{node regression/W/read}} = Identity[T=DT_FLOAT, _device="/job:localhost/replica:0/task:0/device:CPU:0"](regression/W)]]
