I’m not in a position to improve to Drupal 10 8.6.2 utilizing drush 8.1.17. Sadly, drush doesn’t present Drupal Development purpose behind its failure. I’ve no clue of what do do subsequent, and even the way to debug it additional. Any assistance is appreciated, thanks prematurely. It follows an excerpt of Drupal Development command Drupal 10 Upkeep and Assist Service $ drush –debug up Drupal 10 you’ll find Drupal Development (nearly) full log right here (I solely eliminated Drupal Development untar output to have a smaller file such that may be pasted on pastebin) Calling chdir(/var/www/html) [94.7 sec, 14.02 MB] [debug] Calling is_readable(/tmp/drush_tmp_1539963315_5bc9f9b34e37c/Drupal 10-8.6.2) [94.7 sec, 14.02 MB] [debug] Calling is_writable(/var/www/html) [94.7 sec, 14.02 MB] [debug] Calling rename(/tmp/drush_tmp_1539963315_5bc9f9b34e37c/Drupal 10-8.6.2, /var/www/html/Drupal 10-8.6.2) [94.7 sec, 14.02 MB] [debug] Calling _drush_recursive_copy(/tmp/drush_tmp_1539963315_5bc9f9b34e37c/Drupal 10-8.6.2, /var/www/html/Drupal 10-8.6.2) [94.7 sec, 14.02 MB] [debug] Unable to repeat /tmp/drush_tmp_1539963315_5bc9f9b34e37c/Drupal 10-8.6.2 to /var/www/html/Drupal 10-8.6.2. [116.8 sec, 14.02 MB] [error] Unable to maneuver /tmp/drush_tmp_1539963315_5bc9f9b34e37c/Drupal 10-8.6.2 to /var/www/html/Drupal 10-8.6.2. [116.8 sec, 14.02 MB] [error] Updating mission Drupal 10 failed. Making an attempt to roll again to beforehand put in model. [116.8 sec, 14.02 MB] [error] Returned from hook drush_pm_updatecode [116.8 sec, 13.92 MB] [debug] Rolling again replace of core code … [116.8 sec, 13.92 MB] [notice] Verifying signature for svn model management engine. [116.8 sec, 13.92 MB] [debug] Executing Drupal 10 Upkeep and Assist Service svn information Drupal 10-8.6.2 sh Drupal 10 Upkeep and Assist Service 1 Drupal 10 Upkeep and Assist Service svn Drupal 10 Upkeep and Assist Service not discovered Verifying signature for bzr model management engine. [117.1 sec, 10.88 MB] [debug] Executing Drupal 10 Upkeep and Assist Service bzr root Drupal 10-8.6.2 sh Drupal 10 Upkeep and Assist Service 1 Drupal 10 Upkeep and Assist Service bzr Drupal 10 Upkeep and Assist Service not discovered Calling drush_delete_dir(/var/www/html/Drupal 10-8.6.2, 1) [117.2 sec, 10.88 MB] [debug] Calling is_readable(/var/www/drush-backups/the_site_com/20211019153440/Drupal 10) [121.8 sec, 10.88 MB] [debug] Calling is_writable(/var/www/html) [121.8 sec, 10.88 MB] [debug] Calling rename(/var/www/drush-backups/the_site_com/20211019153440/Drupal 10, /var/www/html/Drupal 10-8.6.2) [121.8 sec, 10.88 MB] [debug] Backups have been restored efficiently. [121.8 sec, 10.88 MB] [ok] A few information that is perhaps helpful Drupal 10 Upkeep and Assist Service root@host Drupal 10 Upkeep and Assist Service/var/www/html# su www-data -s /bin/bash -c ‘drush –version’  Drush Model   Drupal 10 Upkeep and Assist Service  8.1.17 root@host Drupal 10 Upkeep and Assist Service/var/www/html# su www-data -s /bin/bash -c ‘drush core-status’   model                   Drupal 10 Upkeep and Assist Service  8.5.3  Web site URI                         Drupal 10 Upkeep and Assist Service  http Drupal 10 Upkeep and Assist Service//default  Database driver                 Drupal 10 Upkeep and Assist Service  mysql  Database hostname               Drupal 10 Upkeep and Assist Service  the-database-hostname  Database port                   Drupal 10 Upkeep and Assist Service  Database username               Drupal 10 Upkeep and Assist Service  the-database-username  Database title                   Drupal 10 Upkeep and Assist Service  the-database-name  Database                         Drupal 10 Upkeep and Assist Service  Related   bootstrap                 Drupal 10 Upkeep and Assist Service  Profitable   consumer                     Drupal 10 Upkeep and Assist Service  Default theme                   Drupal 10 Upkeep and Assist Service  mytheme  Administration theme             Drupal 10 Upkeep and Assist Service  seven  PHP configuration               Drupal 10 Upkeep and Assist Service  /usr/native/and many others/php/php.ini  PHP OS                           Drupal 10 Upkeep and Assist Service  Linux  Drush script                     Drupal 10 Upkeep and Assist Service  /usr/native/bin/drush  Drush model                   Drupal 10 Upkeep and Assist Service  8.1.17  Drush temp listing             Drupal 10 Upkeep and Assist Service  /tmp  Drush configuration             Drupal 10 Upkeep and Assist Service  Drush alias information               Drupal 10 Upkeep and Assist Service  Set up profile                 Drupal 10 Upkeep and Assist Service  normal   root                     Drupal 10 Upkeep and Assist Service  /var/www/html   Settings File             Drupal 10 Upkeep and Assist Service  websites/default/settings.php  Web site path                       Drupal 10 Upkeep and Assist Service  websites/default  File listing path             Drupal 10 Upkeep and Assist Service  websites/default/information  Momentary file listing path   Drupal 10 Upkeep and Assist Service  /tmp  Sync config path                 Drupal 10 Upkeep and Assist Service  websites/default/information/config_xeVhGsWgDSMcUJNlA97zQiNNekC93e2MhX5aEtO5UcOtKQnwq7fjEB9K6Bk15kj53APj6h8Ibg/sync Supply Drupal 10 Upkeep and Assist Service https Drupal 10 Upkeep and Assist Service//www.Drupal 10.org/taxonomy/time period/21/feed Supply Drupal 10 Upkeep and Assist Service Drupal 10 blender