삭제 하니까 Product.find(...).populdate is not a function 라고 뜹니다 ㅠ

Question

] events.js:292 [0]       throw er; // Unhandled 'error' event [0]       ^ [0] [0] TypeError: Product.find(...).populdate is not a function [0]     at D:\공부\React\New_Boilerplate-master\serveroutes\users.js:140:18 [0]     at D:\공부\React\New_Boilerplate-master
ode_modules\mongoose\lib\model.js:4824:16 [0]     at D:\공부\React\New_Boilerplate-master
ode_modules\mongoose\lib\model.js:4824:16 [0]     at D:\공부\React\New_Boilerplate-master
ode_modules\mongoose\lib\helpers\promiseOrCallback.js:24:16 [0]     at D:\공부\React\New_Boilerplate-master
ode_modules\mongoose\lib\model.js:4847:21 [0]     at D:\공부\React\New_Boilerplate-master
ode_modules\mongoose\lib\query.js:4390:11 [0]     at D:\공부\React\New_Boilerplate-master
ode_modules\kareem\index.js:135:16 [0]     at processTicksAndRejections (internal/process/task_queues.js:75:11) [0] Emitted 'error' event on Function instance at: [0]     at D:\공부\React\New_Boilerplate-master
ode_modules\mongoose\lib\model.js:4826:13 [0]     at D:\공부\React\New_Boilerplate-master
ode_modules\mongoose\lib\helpers\promiseOrCallback.js:24:16 [0]     [... lines matching original stack trace ...] [0]     at processTicksAndRejections (internal/process/task_queues.js:75:11) [1] [HPM] Error occurred while trying to proxy request /api/users/removeFromCart?id=600bce9df829516a84314444 from localhost:3000 to http://localhost:5000 (ECONNRESET) (https://nodejs.org/api/errors.html#errors_common_system_errors) const   express  =  require ( 'express' ); const   router  =  express . Router (); const  {  User  } =  require ( "../models/User" ); const  {  Product  } =  require ( "../models/Product" ); const  {  auth  } =  require ( "../middleware/auth" ); //================================= //             User //================================= router . get ( "/auth" ,  auth , ( req ,  res )  =>  {      res . status ( 200 ). json ({          _id :   req . user . _id ,          isAdmin :   req . user . role  ===  0  ?  false  :  true ,          isAuth :   true ,          email :   req . user . email ,          name :   req . user . name ,          lastname :   req . user . lastname ,          role :   req . user . role ,          image :   req . user . image ,          cart :   req . user . cart ,          history :   req . user . history ,     }); }); router . post ( "/register" , ( req ,  res )  =>  {      const   user  =  new   User ( req . body );      user . save (( err ,  doc )  =>  {          if  ( err )  return   res . json ({  success :   false ,  err  });          return   res . status ( 200 ). json ({              success :   true         });     }); }); router . post ( "/login" , ( req ,  res )  =>  {      User . findOne ({  email :   req . body . email  }, ( err ,  user )  =>  {          if  (! user )              return   res . json ({                  loginSuccess :   false ,                  message :   "Auth failed, email not found"             });          user . comparePassword ( req . body . password , ( err ,  isMatch )  =>  {              if  (! isMatch )                  return   res . json ({  loginSuccess :   false ,  message :   "Wrong password"  });              user . generateToken (( err ,  user )  =>  {                  if  ( err )  return   res . status ( 400 ). send ( err );                  res . cookie ( "w_authExp" ,  user . tokenExp );                  res                     . cookie ( "w_auth" ,  user . token )                     . status ( 200 )                     . json ({                          loginSuccess :   true ,  userId :   user . _id                     });             });         });     }); }); router . get ( "/logout" ,  auth , ( req ,  res )  =>  {      User . findOneAndUpdate ({  _id :   req . user . _id  }, {  token :   "" ,  tokenExp :   ""  }, ( err ,  doc )  =>  {          if  ( err )  return   res . json ({  success :   false ,  err  });          return   res . status ( 200 ). send ({              success :   true         });     }); }); router . post ( "/addToCart" ,  auth , ( req ,  res )  =>  {      // 먼저 User Collection에 해당 유저의 정보를 가져오기      User . findOne ({  _id :   req . user . _id },         ( err ,  userInfo )  =>  {              // 가져온 정보에서 카트에다 넣으려 하는 상품이 이미 들어 있는지 확인              let   duplicate  =  false ;              userInfo . cart . forEach (( item )  =>  {                  if ( item . id  ===  req . body . productId ) {                      duplicate  =  true ;                 }             })                  if ( duplicate ) {                                   User . findOneAndUpdate (                     {  _id :   req . user . _id ,  "cart.id" :   req . body . productId  },                      {  $inc :  { "cart.$.quantity" :   1 } },                      {  new :   true  },                      ( err ,  userInfo )  =>  {                          if ( err )  return   res . status ( 400 ). json ({  success :   false ,  err  })                          res . status ( 200 ). send ( userInfo . cart )                     }                 )             }  else  {                  User . findOneAndUpdate (                     {  _id :   req . user . _id  },                     {                           $push :  {                              cart :  {                                  id :   req . body . productId ,                                  quantity :   1 ,                                  date :   Date . now ()                             }                         }                     },                     {  new :   true  },                     ( err ,  userInfo )  =>  {                          if ( err )  return   res . status ( 400 ). json ({  success :   false ,  err  })                          res . status ( 200 ). send ( userInfo . cart )                     }                 )             }         }) }); router . get ( '/removeFromCart' ,  auth , ( req ,  res )  =>  {      // 먼저 카트 안에 내가 지우려고 한 상품을 지워주기      User . findOneAndUpdate (         { _id :   req . user . _id },         {              "$pull" :                 {  "cart" :  { "id" :   req . query . id } }         },         {  new :   true  },         ( err , userInfo )  =>  {              let   cart  =  userInfo . cart ;              let   array  =  cart . map ( item   =>  {                  return   item . id             })              // product collection에서 현재 남아 있는 상품들의 정보를 가져오기              Product . find ({  _id :  {  $in :   array  } })                 . populdate ( 'writer' )                 . exec (( err ,  productInfo )  =>  {                      return   res . status ( 200 ). json ({                          productInfo ,                          cart                     })                 })         }     ) }) module . exports  =  router ; 에러 전문입니다 살려주세요

John Ahn · Answer

안녕하세요 껌거슨님    보니깐 populdate 이라고 작성하셨는데   populate   으로 바꿔주시면 됩니다 ~ !