Why does iOS Simulator 10.0 display a black screen directly when simulating iPhone X?

iOS Simulator (version 10.0) the simulator starts. Select iphone X in the device, and the simulator displays black screen. Other models of iphone display normally. The version of xcode is Version 9.4 (9F1027a)
iphone X

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Iphonex macos xcode iOS-developing simulator
Mar.20,2021

this is also the case on my side. It is estimated to be the bug of Xcode9.4

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b30de6-340fa.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b30de6-340fa.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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