This problem has lingered for a year. Same problem presents in all PHP versions from Tahr to Vivid.
net4-dev# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 15.04 Release: 15.04 Codename: vivid net4-dev# pear install Archive_Tar Warning: file_exists(): Unable to find the wrapper "channel" - did you forget to enable it when you configured PHP? in PEAR/Downloader/Package.php on line 1518 PHP Warning: file_exists(): Unable to find the wrapper "channel" - did you forget to enable it when you configured PHP? in /usr/share/php/PEAR/Downloader/Package.php on line 1518 PHP Stack trace: PHP 1. {main}() /usr/share/php/pearcmd.php:0 PHP 2. PEAR_Command_Common->run() /usr/share/php/pearcmd.php:307 PHP 3. PEAR_Command_Install->doInstall() /usr/share/php/PEAR/Command/Common.php:271 PHP 4. PEAR_Downloader->download() /usr/share/php/PEAR/Command/Install.php:661 PHP 5. PEAR_Downloader_Package->initialize() /usr/share/php/PEAR/Downloader.php:279 PHP 6. PEAR_Downloader_Package->_fromFile() /usr/share/php/PEAR/Downloader/Package.php:160 PHP 7. file_exists() /usr/share/php/PEAR/Downloader/Package.php:1518 Warning: is_file(): Unable to find the wrapper "channel" - did you forget to enable it when you configured PHP? in PEAR/Downloader/Package.php on line 1528 PHP Warning: is_file(): Unable to find the wrapper "channel" - did you forget to enable it when you configured PHP? in /usr/share/php/PEAR/Downloader/Package.php on line 1528 PHP Stack trace: PHP 1. {main}() /usr/share/php/pearcmd.php:0 PHP 2. PEAR_Command_Common->run() /usr/share/php/pearcmd.php:307 PHP 3. PEAR_Command_Install->doInstall() /usr/share/php/PEAR/Command/Common.php:271 PHP 4. PEAR_Downloader->download() /usr/share/php/PEAR/Command/Install.php:661 PHP 5. PEAR_Downloader_Package->initialize() /usr/share/php/PEAR/Downloader.php:279 PHP 6. PEAR_Downloader_Package->_fromFile() /usr/share/php/PEAR/Downloader/Package.php:160 PHP 7. is_file() /usr/share/php/PEAR/Downloader/Package.php:1528 Warning: is_file(): Unable to find the wrapper "channel" - did you forget to enable it when you configured PHP? in PEAR/Downloader/Package.php on line 1528 PHP Warning: is_file(): Unable to find the wrapper "channel" - did you forget to enable it when you configured PHP? in /usr/share/php/PEAR/Downloader/Package.php on line 1528 PHP Stack trace: PHP 1. {main}() /usr/share/php/pearcmd.php:0 PHP 2. PEAR_Command_Common->run() /usr/share/php/pearcmd.php:307 PHP 3. PEAR_Command_Install->doInstall() /usr/share/php/PEAR/Command/Common.php:271 PHP 4. PEAR_Downloader->download() /usr/share/php/PEAR/Command/Install.php:661 PHP 5. PEAR_Downloader_Package->initialize() /usr/share/php/PEAR/Downloader.php:279 PHP 6. PEAR_Downloader_Package->_fromFile() /usr/share/php/PEAR/Downloader/Package.php:160 PHP 7. is_file() /usr/share/php/PEAR/Downloader/Package.php:1528 downloading Archive_Tar-1.3.16.tgz ... Starting to download Archive_Tar-1.3.16.tgz (20,024 bytes) .......done: 20,024 bytes Warning: unlink(/usr/share/php/Archive/Tar.php): No such file or directory in PEAR/Installer.php on line 870 PHP Warning: unlink(/usr/share/php/Archive/Tar.php): No such file or directory in /usr/share/php/PEAR/Installer.php on line 870 PHP Stack trace: PHP 1. {main}() /usr/share/php/pearcmd.php:0 PHP 2. PEAR_Command_Common->run() /usr/share/php/pearcmd.php:307 PHP 3. PEAR_Command_Install->doInstall() /usr/share/php/PEAR/Command/Common.php:271 PHP 4. PEAR_Installer->install() /usr/share/php/PEAR/Command/Install.php:708 PHP 5. PEAR_Installer->commitFileTransaction() /usr/share/php/PEAR/Installer.php:1449 PHP 6. unlink() /usr/share/php/PEAR/Installer.php:870 Could not delete /usr/share/php/Archive/Tar.php, cannot rename /usr/share/php/Archive/.tmpTar.php ERROR: commit failed Warning: unlink(/tmp/glibctestntGkBm): No such file or directory in System.php on line 232 PHP Warning: unlink(/tmp/glibctestntGkBm): No such file or directory in /usr/share/php/System.php on line 232 PHP Stack trace: PHP 1. _PEAR_call_destructors() /usr/share/php/PEAR.php:0 PHP 2. call_user_func_array:{/usr/share/php/PEAR.php:774}() /usr/share/php/PEAR.php:774 PHP 3. System::_removeTmpFiles() /usr/share/php/PEAR.php:774 PHP 4. System::rm() /usr/share/php/System.php:466 PHP 5. unlink() /usr/share/php/System.php:232 Warning: unlink(/tmp/pear/temp/pearR3yiIK): No such file or directory in System.php on line 232 PHP Warning: unlink(/tmp/pear/temp/pearR3yiIK): No such file or directory in /usr/share/php/System.php on line 232 PHP Stack trace: PHP 1. _PEAR_call_destructors() /usr/share/php/PEAR.php:0 PHP 2. call_user_func_array:{/usr/share/php/PEAR.php:774}() /usr/share/php/PEAR.php:774 PHP 3. System::_removeTmpFiles() /usr/share/php/PEAR.php:774 PHP 4. System::rm() /usr/share/php/System.php:466 PHP 5. unlink() /usr/share/php/System.php:232 -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to php5 in Ubuntu. https://bugs.launchpad.net/bugs/1330542 Title: php-pear broken in trusty tahr - channel wrapper missing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1330542/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs