Recent questions tagged mongodb

Problem: I am trying to write a program for file transfer using sockets. The server end of the code is running fine. However, in the client side I get the following error Traceback (most recent call last): File "client.py", line 54, in <module> uploadFiles( ... usr/lib/python2.7/socket.py", line 224, in meth return getattr(self._sock,name)(*args) socket.error: [Errno 111] Connection refused

asked Jan 27 Mashhoodch 9.1k points

0 votes

0 answers 46 views

update multiple record from dataframe into mongoDB with upsert=True

I have a dataframe of almost 120000 records as follows. Also I have a mongoDB collection which looks exacly same as below dataframe ItemID ParentID ItemRating ItemPrice Qty A1 ItemA1 0 12 100 A2 ItemA2 0 15 200 B1 ItemB1 0 20 300 B2 ItemB2 0 25 400 B3 ItemB3 0 30 ... PyMongo update_many method by setting upsert=true. but I am not sure how can I do that ? how should I write my filter condition ?

asked Sep 13, 2020 NguyenTram 1k points

0 votes

1 answer 339 views

The mongodb pecl extension has not been installed or enabled.

Problem: I am very new to php, mongodb and codeigniter. At this moment I am trying to connect the mongodb with the php codeigniter framework. I have already made changes in “php.in file extension=php_mongodb.dll.” I have also put that file in xampp/php/ext/ ... to MongoDB? Please Note: Currently I am using the php 7, xampp and mongo db is installed in my machine the 3.4 version.

asked Sep 3, 2020 Raphael Pacheco 4.9k points

0 votes

1 answer 331 views

error: no default engine was specified and no extension was provided.

asked Aug 27, 2020 Jack Ryan 2.4k points

0 votes

1 answer 289 views

No default engine was specified and no extension was provided.

Problem: I have fundamental knowledge of node.js, mongodb and expressjs. Currently I am trying to use the expressjs only for a backend. I also want to store data into a mongodb using the express. All of my view part is completely done in zend. I do not need the view to be in ... is how I have tried to redirect it to index.js app.get("/index",function(req,res){ console.log("route to index"); });

asked Aug 13, 2020 Raphael Pacheco 4.9k points

0 votes

1 answer 86 views

Failed to start mongod.service: unit mongod.service not found.

Problem: I am the beginner to MongoDB. I had followed all the steps which are mention in MongoDB installation documents for the Ubuntu 16.04. I executed the following command: sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv ... when I started my MongoDB then encountered an error as below: Failed to start mongod.service: Unit mongod.service not found.

asked Jul 29, 2020 Raphael Pacheco 4.9k points

2 votes

1 answer 474 views

Failed to set up listener: socketexception: address already in use.

Problem : I am very new to Mongodb, I am facing below error if I try to run the Mongodb. I had installed it with the help of Homebrew. Stewarts-MacBook-Pro:~ stewart$ mongod 2020-05-05T15:31:15.911+0700 I CONTROL [initandlisten] MongoDB starting : pid ... +0700 I CONTROL [initandlisten] shutting down with code:48 Stewarts -MacBook-Pro:~ stewart $ Kindly help me in resolving above Mongodb error.

asked May 6, 2020 stewart 4k points

1 vote

1 answer 278 views

[Nodemon] app crashed - waiting for file changes before starting.

Problem : I am very new to Node.js. I want to create a small application which uses the express and mongosse to store some of the users in my based cloud database i.e. mongoDB via mlab. Please find below MyUser.js (models/MyUser.js) var dbmongoose = require('mongoose'); ... hard from past few days to fix above error but I am still unable to fix it. I am looking for expert help to fix above error.

asked Apr 8, 2020 morrisBson 3.2k points

0 votes

1 answer 426 views

The browser (or proxy) sent a request that this server could not understand.

Problem : I am trying to do the file upload & enter the data task into my MongoDB using a flask but I had below error when I filled my form & upload my image: “Bad Request The browser (or proxy) sent a request that this server could ... mypassword, 'email': myemail, 'img_name': file_name}) return render_template('index.html') else: return render_template('index.html')

asked Jan 22, 2020 jwilliam 3.9k points

0 votes

2 answers 155 views

Exception in initandlisten: 29 data directory /data/db not found., terminating

Problem : When I was trying to run the Mongod in terminal I got below message : 2020-01-14T17:33:04.554+0700 I STORAGE [initandlisten] exception in initAndListen: 29 Data directory /data/db not found., terminating 2020-01-14T17:33:04.554+0700 I CONTROL [initandlisten] dbexit ... src/mongo/shell/mongo.js:179 exception: connect failed I am using the Ubuntu 14.04 LTS 64 bit. How can I fix this issue?

asked Jan 10, 2020 alecxe 7.5k points

0 votes

1 answer 1.2K views

Attempted to create a lock file on a read-only directory: /data/db, terminating

Problem : I had created /data/db in my root directory and ran ./mongod but getting below error : [initandlisten] exception in initAndListen: 20 Attempted to create a lock file on a read-only directory: /data/db, terminating [initandlisten] shutdown: going to ... .. [initandlisten] now exiting [initandlisten] shutting down with code:100 Have anybody faced above error? any clues to fix above error?

asked Jan 4, 2020 alecxe 7.5k points

0 votes

1 answer 1.1K views

Error validating settings: incompatible options: --file and positional argument(s)

Problem : I want Import the dummy JSON file into my MongoDB but facing below error. I am unable to understand the below error and so can not find the suitable "simple English" explanation nowhere to understand it by myself, so if you have any solution ... mongoimport --jsonArray --collection some_data --file /path/path/data.json $ mongoimport --jsonArray --collection some_data /path/path/data.json

asked Dec 19, 2019 alecxe 7.5k points

0 votes

1 answer 1.9K views

It looks like you are trying to access mongodb over http on the native driver port.

Problem : When I try to open the terminal and enter the following command: sudo mongod The output is received as below: [initandlisten] waiting for connections on port 27017 When I try to open another terminal and enter following command: sudo mongo I will open the mongo ... never posts the data. So I think my problem lies within mongo but I am unable to figure it out. POST /info 200 120002ms

asked Dec 12, 2019 alecxe 7.5k points

0 votes

1 answer 1.9K views

Deprecationwarning: collection.ensureindex is deprecated. use createindexes instead.

Problem : I am getting following error: Deprecationwarning: collection.ensureindex is deprecated. use createindexes instead. Where is above error coming from? I am not at all using ensureIndex or createIndex in my Nodejs application anywhere. I am using the yarn package manager. ... ', { useNewUrlParser: true }); const myapp = express(); Does anyone ever faced this issue? Any solution on it?

asked Dec 10, 2019 alecxe 7.5k points

0 votes

2 answers 2.1K views

Pymongo.errors.serverselectiontimeouterror: localhost:27017: [errno 61] connection refused

Problem : I am new to Mongodb and I have recently installed mongodb-2.6.0 with Homebrew. After successful installation, I just tried to connect using the mongo command but I am receiving the below errors which are not allowing me to connect: Failed to connect to 127.0.0. ... to server 127.0.0.1:27017 (127.0.0.1), connection attempt failed at src/mongo/shell/mongo.js:146 exception: connect failed

asked Nov 26, 2019 alecxe 7.5k points

0 votes

1 answer 1.4K views

exception in initandlisten: nonexistentpath: data directory /data/db not found., terminating

Problem : When I tried to run Mongodb in terminal I got following message : exception in initandlisten: nonexistentpath: data directory /data/db not found., terminating

asked Nov 15, 2019 peterlaw 6.9k points

0 votes

1 answer 3K views

javax.persistence.transactionrequiredexception: executing an update/delete query

Problem : I am getting bellow error while using hibernate JPA with spring and mongodb and running my application on Glassfish-4.0. javax.persistence.transactionrequiredexception: executing an update/delete query

asked Oct 19, 2019 peterlaw 6.9k points

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