Database Error Number 1452
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here for a quick overview of the site Help Center Detailed answers to any questions you might php error 1452 have Meta Discuss the workings and policies of this site About mysql error number 1452 Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting database error number 1 ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million database error number 1 has occurred maximo programmers, just like you, helping each other. Join them; it only takes a minute: Sign up A Database Error Occurred 1452 up vote 0 down vote favorite I am working on a project that requires me to use foreign keys in phpMyAdmin. I set the foreign key on two tables. tblquestions is linked to answers
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table but when i try to insert data into tblquestions I get this error A Database Error Occurred Error Number: 1452 Cannot add or update a child row: a foreign key constraint fails (user_test.tblquestions, CONSTRAINT tblquestions_ibfk_5 FOREIGN KEY (QID) REFERENCES answers (ID) ON DELETE CASCADE ON UPDATE CASCADE) INSERT INTO tblquestions (Question, qA, qB, qC) VALUES ('unikalus klausimas', 'unikalus atsakymas', 'unikalus atsakymas', 'unikalus atsakymas') php mysql codeigniter phpmyadmin share|improve this question edited Feb 21 '13 at 10:09 fancyPants 27.9k144259 asked Feb 21 '13 at 10:03 Edvinas Liutvaitis 1303615 whats the difference between tables with joins and tables with foreign key ? –Edvinas Liutvaitis Feb 21 '13 at 10:12 do u know any tutorials maby that can help me setting up a tables with joins ? –Edvinas Liutvaitis Feb 21 '13 at 10:16 2 @YogeshSuthar - Foreign keys help to enforce referential integrity. Please don't suggest others to avoid using them. –Álvaro González Feb 21 '13 at 10:17 add
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the workings and policies of this site About Us Learn more database error number 1045 about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow cannot add or update a child row: a foreign key constraint fails in codeigniter Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping http://stackoverflow.com/questions/14999370/a-database-error-occurred-1452 each other. Join them; it only takes a minute: Sign up MySQL Error: #1452 - Cannot add or update a child row: a foreign key constraint fails up vote 1 down vote favorite I am able to successfully insert a row in the business table but not the business_contact table. Whenever I try to insert a row in http://stackoverflow.com/questions/17121405/mysql-error-1452-cannot-add-or-update-a-child-row-a-foreign-key-constraint the business_contact table I get the following error: #1452 - Cannot add or update a child row: a foreign key constraint fails Although the row that I'm attempting to insert into the business_contact table has a BusinessID that already exists in the business table. business_contact failed insert statement INSERT INTO business_contact(BusinessID, BusinessContactTypeID, BusinessContactData) VALUES (1, 1, '0097336031000'); mysql database foreign-keys foreign-key-relationship share|improve this question edited Jun 15 '13 at 8:13 asked Jun 15 '13 at 7:53 AlGallaf 1073724 add a comment| 1 Answer 1 active oldest votes up vote 2 down vote accepted You should check the following in your business and contact_type_lookup table: 1. business table has BusinessID value that you are trying to insert into business_contact 2.contact_type_lookuptable hasContactTypeIDvalue that you are trying to insert into business_contact This error is related to either missing BusinessID and or missing ContactTypeID. To verify this please select the BusinessID record from business table and ContactTypeID from contact_type_lookup table. For example: If you are executing the following query: insert into business_contact(BusinessContactID, BusinessID, BusinessContactTypeID, BusinessContactData) v
Support Search GitHub This repository Watch 207 Star 1,687 Fork 814 benedmunds/CodeIgniter-Ion-Auth Code Issues 27 Pull requests 4 Projects 0 Wiki Pulse Graphs New issue Cannot add or update child row... #501 Closed nathanpitman opened https://github.com/benedmunds/CodeIgniter-Ion-Auth/issues/501 this Issue Oct 3, 2013 · 15 comments Projects None yet Labels None yet Milestone No milestone Assignees No one assigned 7 participants nathanpitman commented Oct 3, 2013 When I try to add a new user http://forums.osclass.org/installation-update-help/(-solved-)-error-in-installing-osclass/ account I get the error: Cannot add or update a child row: a foreign key constraint fails (`ourhr_app`.`users_groups`, CONSTRAINT `fk_users_groups_groups1` FOREIGN KEY (`group_id`) REFERENCES `groups` (`id`) ON DELETE CASCADE ON UPDATE NO ACTION) Any ideas? LuCiAn0 error number commented Oct 3, 2013 Check if the group id you are trying to set to that user has match in the groups table. nathanpitman commented Oct 3, 2013 Thanks for the pointer, just spotted that I had changed the name of the default member group in the DB but had not updated the config. This was the cause. All working now. :) nathanpitman closed this Oct 3, 2013 millo commented Nov 7, 2013 database error number Hi, I'm having this same issue. This is what I get: Error Number: 1452 Cannot add or update a child row: a foreign key constraint fails (martin.users_groups, CONSTRAINT fk_users_groups_groups1 FOREIGN KEY (group_id) REFERENCES groups (id) ON DELETE CASCADE ON UPDATE NO ACTION) INSERT INTO users_groups (group_id, user_id) VALUES (0, 10) Filename: /home/millo/WWW/martinasociados.local/htdocs/models/ion_auth_model.php Line Number: 1307 I notice that you say that you 'changed the name of the default member group in the DB but had not updated the config'. I haven't changed any defaults or config file could you just point me to how I could change either of those so that I can test this? This is the only thing I've found on the web regarding this issue so I'd really appreciate any help. Thanks kindly. M Owner benedmunds commented Nov 7, 2013 It looks like either the user doesn't exist or the group. Can you check that both are in the db? … -Ben Edmunds On Nov 7, 2013, at 2:03 PM, millo
Login Register Loading Advertisement: Osclass forums » Support forums » Installation / Update help » [ SOLVED ] error in installing osclass « previous next » Print Pages: [1] 2 Author Topic: [ SOLVED ] error in installing osclass (Read 8296 times) rajiv1625 Newbie Posts: 9 [ SOLVED ] error in installing osclass « on: November 30, 2011, 09:40:47 pm » I have godaddy economical hosting plan,when i am trying to install osclass it gives error in step 3.installation directory is http://www.bigchaupal.com/ads/osclass.2.3/Fatal error: Call to a member function data_seek() on a non-object in /home/content/14/8667314/html/ads/osclass.2.3/oc-includes/osclass/classes/database/DBRecordsetClass.php on line 163 « Last Edit: December 01, 2011, 07:52:27 pm by Juan Ramón » Logged trains58554 Osclass contributor Hero Member Posts: 3644 osCanyon, the class of Osclass Re: error in installing osclass « Reply #1 on: November 30, 2011, 10:00:11 pm » Hi rajiv1625Welcome to the community.I am thinking that one of your connection to the database failed maybe because of a wrong host, username, and or password.I would delete your config.php file and try again.Jay Logged rajiv1625 Newbie Posts: 9 Re: error in installing osclass « Reply #2 on: November 30, 2011, 11:39:00 pm » now i am encounter below error.pls help me Fatal error: Call to a member function result() on a non-object in /home/content/14/8667314/html/ads/osclass.2.3/oc-includes/osclass/model/Category.php on line 123 Logged trains58554 Osclass contributor Hero Member Posts: 3644 osCanyon, the class of Osclass Re: error in installing osclass « Reply #3 on: December 01, 2011, 12:12:12 am » Do you have any categories set up in osclass?Jay Logged rajiv1625 Newbie Posts: 9 Re: error in installing osclass « Reply #4 on: December 01, 2011, 12:51:22 am » hi jay,After the first step it gives below error.Cannot insert basic configuration. Error number: 1452.after retry it goes to second step but when i saw the tables,all are empty. Logged trains58554 Osclass contributor Hero Member Posts: 3644 osCanyon, the class of Osclass Re: error in installing osclass « Reply #5 on: December