Unable to upgrade Joomla. the following error appears in browser's pop up:
CONFIG_TEXT: ERROR: Could not open archive part file tmp/Joomla_3.7.4-Stable-Update_Package.zip for reading. Check that the file exists, is readable by the web server and is not in a directory made out of reach by chroot, open_basedir restrictions or any other restriction put in place by your host.
Relative path specified to temporary files.
- Login to Joomla Back office of the website;
- Go to System > Global Configuration > Server tab;
- Insert the absolute path for Temp directory of a website to Path to Temp Folder field.