트러블 슈팅

1.파이참 git ,깃허브에 프로젝트공유 연동해제

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2.pymongo.errors.ServerSelectionTimeoutError: localhost:27017:

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3.220425ERR_MEMO

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4.SyntaxError: invalid syntax

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5.TemplateNotFound

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6.View function mapping is overwriting an existing endpoint function:

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7.git@github:Permission denied(public key) Could not read from remote repository. please make sure you have the correct access rights and the repository exists

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8.Method Not Allowed The method is not allowed for the requested URL.

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9.우분투 실수로 삭제하고 다시만들 때 SSH 실패 권한 거부/ ubuntu Permission denied (publickey,gssapi-keyex,gssapi-with-mic)

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10.HTTP/1.1" 304 -

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11.BadRequestKeyError: 400 Bad Request

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12.IndentationError: expected an indented block

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13.permission denied (publickey gssapi-keyex gssapi-with-mic)

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14.request.ecxeptions.sslerror:httpconnectionpool

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15.FATAL ERROR: No supported authentication methods available (server sent: publickey

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16. caused by {java.net.ConnectException: Connection refused}}]

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18.address already in use 사용중인 port 중지하는 법

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19.pymongo.errors.OperationFailure: bad auth : Authentication failed., full error: {'ok': 0, 'errmsg': 'bad auth : Authentication failed.', 'code': 8000, 'codeName': 'AtlasError'}

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20.fatal error : connection reset by peer

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21.AttributeError: 'str' object has no attribute 'decode'

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22.ValueError: urls must start with a leading slash

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23.jinja2.exceptions.UndefinedError: 'user_info' is undefined

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24.Syntax error in SQL statement

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25.error: class, interface, or enum expected public Team createTeam(@RequestBody TeamRequestDto requestDto) { ^

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26.error: non-static method cannot be referenced from a static

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27.error: variable teamRepository might not have been initialized @NoArgsConstructor ^

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28.error: cannot find symbol teamRepository.update(id,requestDto); ^symbol: method update(Long,TeamRequestDto)

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29.Caused by: org.springframework.data.mapping.PropertyReferenceException: No property 'modifiedAt' found for type 'Team'!

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30.Exception in thread "main" java.lang.NullPointerException: Cannot invoke "hello.core.member.Member.getName()" because "findMember" is null at hello.core.MemberApp.main(MemberApp.java:17)

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31.org.h2.jdbc.JdbcSQLSyntaxErrorException: Syntax error in SQL statement

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32.Caused by: org.hibernate.AnnotationException

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33.org.h2.jdbc.JdbcSQLSyntaxErrorException: Table "hibernate_sequence" not found (this database is empty); SQL statement: select next_val as id_val from hibernate_sequence for update [42104-212]

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34.Element 'beans' cannot have character [children], because the type's content type is element-only.

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35.Error creating bean with name 'entityManagerFactory' defined in class path resource

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