Start server appium error, what is the reason for it

C:\Users\seiitsu>appium server
usage: main.js [-h] [-v] [–shell] [–ipa IPA] [-a ADDRESS] [-p PORT]
[-ca CALLBACKADDRESS] [-cp CALLBACKPORT] [-bp BOOTSTRAPPORT]
[-r BACKENDRETRIES] [–session-override] [-l] [-g LOG]
[–log-level {info,info:debug,info:info,info:warn,info:error,warn
,warn:debug,warn:info,warn:warn,warn:error,error,error:debug,error:info,error:wa
rn,error:error,debug,debug:debug,debug:info,debug:warn,debug:error}]
[–log-timestamp] [–local-timezone] [–log-no-colors]
[-G WEBHOOK] [–safari] [–default-device] [–force-iphone]
[–force-ipad] [–tracetemplate AUTOMATIONTRACETEMPLATEPATH]
[–instruments INSTRUMENTSPATH] [–nodeconfig NODECONFIG]
[-ra ROBOTADDRESS] [-rp ROBOTPORT]
[–selendroid-port SELENDROIDPORT]
[–chromedriver-port CHROMEDRIVERPORT]
[–chromedriver-executable CHROMEDRIVEREXECUTABLE]
[–show-config] [–no-perms-check] [–strict-caps]
[–isolate-sim-device] [–tmp TMPDIR] [–trace-dir TRACEDIR]
[–debug-log-spacing] [–suppress-adb-kill-server]
[–async-trace]
[–webkit-debug-proxy-port WEBKITDEBUGPROXYPORT]
[-dc DEFAULTCAPABILITIES]
[–command-timeout DEFAULTCOMMANDTIMEOUT] [-k]
[–platform-name PLATFORMNAME]
[–platform-version PLATFORMVERSION]
[–automation-name AUTOMATIONNAME] [–device-name DEVICENAME]
[–browser-name BROWSERNAME] [–app APP] [-lt LAUNCHTIMEOUT]
[–language LANGUAGE] [–locale LOCALE] [-U UDID]
[–orientation ORIENTATION] [–no-reset] [–full-reset]
[–app-pkg APPPACKAGE] [–app-activity APPACTIVITY]
[–app-wait-package APPWAITPACKAGE]
[–app-wait-activity APPWAITACTIVITY]
[–device-ready-timeout DEVICEREADYTIMEOUT]
[–android-coverage ANDROIDCOVERAGE] [–avd AVD]
[–avd-args AVDARGS] [–use-keystore]
[–keystore-path KEYSTOREPATH]
[–keystore-password KEYSTOREPASSWORD] [–key-alias KEYALIAS]
[–key-password KEYPASSWORD] [–intent-action INTENTACTION]
[–intent-category INTENTCATEGORY] [–intent-flags INTENTFLAGS]
[–intent-args OPTIONALINTENTARGUMENTS]
[–dont-stop-app-on-reset] [–calendar-format CALENDARFORMAT]
[–native-instruments-lib] [–keep-keychains]
[–localizable-strings-dir LOCALIZABLESTRINGSDIR]
[–show-ios-log]

main.js: error: Unrecognized arguments: server.

Just run appium with no arguments to get a basic Appium server with the default options. The error message is correct; there is no option argument called server.

Thanks~~~~:grin::grin: