Command window input mongo error?

C:WINDOWSsystem32 > mongo
MongoDB shell version v3.6.9
connecting to: mongodb://127.0.0.1:27017
2018-12-17T15:03:37.697+0800 W NETWORK [thread1] Failed to connect to 127.0.0.1 after 5000ms milliseconds, giving up.
2018-12-17T15:03:37.697+0800 E QUERY [thread1] Error: couldn"t connect to server 127.0.0.1 after 5000ms milliseconds, giving up. 27017, Connection attempt failed:
connect@src/mongo/shell/mongo.js:257:13
@ (connect): 1:6
exception: connect failed-sharp-sharp-sharp problem description

the platform version of the problem and what methods you have tried

Firewall add allow

related codes

/ / Please paste the code text below (do not replace the code with pictures)

what result do you expect? What is the error message actually seen?

Feb.18,2022
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-64f5-1b307cb-2bd22.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b307cb-2bd22.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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