Do you find this error while uploading pictures or any other file from wordpress or any other web application like saying your image has failed to upload due to an error
Missing a temporary folder.
So what this error is? Actually this is not very common error and this is not problem with your web application this is the problem with your tmp folder permission in unix, what you have to do just login to your cpanel, and in root main root select tmp folder right click and select permissions make that to 777 this will solve your problem.
This is web hosting permission problem changing permission will solve your problem which was your image has failed to upload due to an error
Missing a temporary folder.