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django.db.utils.OperationalError: (2002, "Can't connect to server on '192.1

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发表于 2026-1-8 08:15:54 | 显示全部楼层 |阅读模式

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python manage.py runserver 0.0.0.0:8000
5 q, f* b  ?8 h  n5 V( d& q  gWatching for file changes with StatReloader
0 M5 F% Q& l7 }9 u3 T' M' ]9 LPerforming system checks.../ f# X* Z7 R, s1 i! \8 O
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System check identified no issues (0 silenced).' ]( c  x: s6 R
Exception in thread django-main-thread:
/ o* C, s7 g# `  t) j4 u! ?1 h! iTraceback (most recent call last):
# l0 m2 f' n4 o# Q6 [+ x  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/base/base.py", line 279, in ensure_connection' Y2 G8 |/ a& l0 x) T8 k3 i
    self.connect()% H# K% _: s+ r0 ?$ ^  I
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/utils/asyncio.py", line 26, in inner
( g; s/ }! [* B6 H    return func(*args, **kwargs)
3 P4 Q) ^' y4 p  W9 J& |8 F           ^^^^^^^^^^^^^^^^^^^^^
1 U6 y5 {/ h# T5 y+ c# S; Y  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/base/base.py", line 256, in connect
- v# P0 g+ b. L* c4 Q5 j  Z3 i2 y    self.connection = self.get_new_connection(conn_params)' Z' X, R# \! M2 T6 e! P2 c. }7 C" _
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- n. B/ Y+ g/ Q: Q  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/utils/asyncio.py", line 26, in inner  j4 B4 Z7 z+ E2 G1 ^4 M
    return func(*args, **kwargs)
7 Z* T- G( v2 d: U/ \' ]           ^^^^^^^^^^^^^^^^^^^^^6 Y. G7 T6 f# f4 ]7 l8 e
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/mysql/base.py", line 258, in get_new_connection1 |$ P# t, a) b' A" ?
    connection = Database.connect(**conn_params)
- _3 k1 l4 V: |3 l4 P. D/ A                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^" ?9 P. f: q8 a5 E2 |* E) ]
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/MySQLdb/__init__.py", line 121, in Connect
5 a* D7 ~( K2 ^0 P0 M    return Connection(*args, **kwargs)+ L; V9 I+ K, v; Y$ S9 k
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^' I" i5 X- j  A
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/MySQLdb/connections.py", line 200, in __init__
" ~2 T" i: s$ \1 d8 A3 }6 L    super().__init__(*args, **kwargs2)
! i9 P) T: w, R4 J8 E! W+ yMySQLdb.OperationalError: (2002, "Can't connect to server on '192.168.16.37' (115)")- u- n- a& {  U2 A
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The above exception was the direct cause of the following exception:% D8 j, f) O9 v! @8 p7 o

* ^% M- _4 T) D  q" c& yTraceback (most recent call last):
! i1 v0 ?% I  ^' J  `3 d  File "/usr/local/python-3.12.12/lib/python3.12/threading.py", line 1075, in _bootstrap_inner8 t! p' |# Y5 f  u7 a% Y' p8 D" O6 s2 \
    self.run()% A+ t& Y3 \/ {9 b6 S/ |: O6 C
  File "/usr/local/python-3.12.12/lib/python3.12/threading.py", line 1012, in run2 o4 b6 m3 i* j( r+ }$ S$ T/ K9 a
    self._target(*self._args, **self._kwargs)$ N  R& s6 l1 s. R+ |$ m$ t. M0 F. {! e
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/utils/autoreload.py", line 64, in wrapper# c3 f0 @1 {8 e
    fn(*args, **kwargs)
4 F( w" E  ]* A$ S4 i" l  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/core/management/commands/runserver.py", line 137, in inner_run' v7 c" F5 |3 `  ]$ v7 K* Q
    self.check_migrations()
/ K0 A  f, @4 k! {4 @2 t. s7 X  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/core/management/base.py", line 591, in check_migrations$ L, Y+ a; Z, w- t
    executor = MigrationExecutor(connections[DEFAULT_DB_ALIAS])
7 H4 S8 b: z2 `( f, P1 Y* |' F               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^: _% T! p1 Q) ^: x: z0 w5 n# D- i
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/migrations/executor.py", line 18, in __init__) b  L+ i8 f6 A. G# N
    self.loader = MigrationLoader(self.connection)
; J2 E( \7 R5 q& l4 R7 [/ O# g                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^" s4 K: O+ N7 `! b
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/migrations/loader.py", line 59, in __init__; W% N( J7 \- W! d. q6 l4 K
    self.build_graph()1 y! a; O+ @& k! W" A9 r7 Z, U
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/migrations/loader.py", line 288, in build_graph! f, K+ ]% g1 h! R
    self.applied_migrations = recorder.applied_migrations()3 }3 \3 `; g  f9 h7 j" p9 g. A
                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
9 H6 P! v# N1 t; o  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/migrations/recorder.py", line 89, in applied_migrations, x: U4 B% ~# k: z  |$ p+ k1 D
    if self.has_table():
$ X$ i: a' [% l0 G# {       ^^^^^^^^^^^^^^^^2 G0 A6 y! H1 @% G0 N) {& R
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/migrations/recorder.py", line 63, in has_table
/ w% x& u8 W6 P) N& E    with self.connection.cursor() as cursor:0 r# @8 p4 Y, h9 `( ]* w9 h
         ^^^^^^^^^^^^^^^^^^^^^^^^4 \& ^% ?* y( O. n7 s6 W8 M  c
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/utils/asyncio.py", line 26, in inner6 ^# C' z; a4 i4 l- L& ~$ ^4 h3 B
    return func(*args, **kwargs)
. p" _" z8 J3 g$ N" c3 m7 g           ^^^^^^^^^^^^^^^^^^^^^3 o  i& t6 X, [4 P' o
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/base/base.py", line 320, in cursor
# I; z; P# e9 v. t( ^  m    return self._cursor(), A9 E, |$ |4 Y9 ?1 ?5 V
           ^^^^^^^^^^^^^^4 C2 p; v7 B4 L/ ~3 a* x
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/base/base.py", line 296, in _cursor* v6 n, T$ L6 x. j
    self.ensure_connection()
! Z% G2 d, N  X* w6 M& A8 r  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/utils/asyncio.py", line 26, in inner
- @" N! j6 c8 X% N7 `    return func(*args, **kwargs): I; k' \/ v) {+ f; T
           ^^^^^^^^^^^^^^^^^^^^^
' L$ {) R9 g0 m2 O7 f  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/base/base.py", line 278, in ensure_connection6 ~" l; g, I' J
    with self.wrap_database_errors:
( n2 X0 B5 i+ d0 B         ^^^^^^^^^^^^^^^^^^^^^^^^^7 v6 Z1 G' h) [7 S  }9 v6 b% I
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/utils.py", line 94, in __exit__
+ Y" i2 q2 I1 P3 S1 j    raise dj_exc_value.with_traceback(traceback) from exc_value! [0 s+ z6 ^! s
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/base/base.py", line 279, in ensure_connection- G2 z/ r" P* u
    self.connect()# h9 Q! K# J- g/ s( [! K4 w5 U
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/utils/asyncio.py", line 26, in inner3 S4 s* ^% \) i4 l& S
    return func(*args, **kwargs)
) J2 P  X8 y" R) J+ u! d           ^^^^^^^^^^^^^^^^^^^^^" e5 P2 q3 N4 X4 v! M1 ]; T2 {4 W
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/base/base.py", line 256, in connect  S0 {/ ?$ B; {, W
    self.connection = self.get_new_connection(conn_params)- C& c; a/ i/ F7 n8 X
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^/ m- }0 k5 e4 V, w, d. o
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/utils/asyncio.py", line 26, in inner
1 v) r* n+ [4 @( k( M* a; B    return func(*args, **kwargs); L" J/ V$ P) Z# f5 c3 z; d) n( V
           ^^^^^^^^^^^^^^^^^^^^^6 y! i/ H8 q" E/ [" O9 V% m6 m
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/django/db/backends/mysql/base.py", line 258, in get_new_connection
, N" D, [' P0 \& q    connection = Database.connect(**conn_params)5 T# C. s! u6 H; _% m
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^& m& Z+ f* M; ~7 g1 P3 u2 b' r
  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/MySQLdb/__init__.py", line 121, in Connect! d6 T; X$ G& H7 a
    return Connection(*args, **kwargs)6 O4 p' V8 S7 d3 G+ z, X5 j& {
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
; U# ?9 s# L2 B. B9 e& R  File "/usr/local/pythondjango/Watchtower/.venv/lib/python3.12/site-packages/MySQLdb/connections.py", line 200, in __init__
1 i' V# ~; E# j    super().__init__(*args, **kwargs2)
( S0 o, O# m( ]/ n( y1 b8 Edjango.db.utils.OperationalError: (2002, "Can't connect to server on '192.168.16.37' (115)")
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