{"id":79932,"date":"2026-04-22T11:57:30","date_gmt":"2026-04-22T04:57:30","guid":{"rendered":"https:\/\/itsystems.vn\/?p=79932"},"modified":"2026-07-29T12:32:38","modified_gmt":"2026-07-29T05:32:38","slug":"backup-error-cannot-restore-causes-and-solutions","status":"publish","type":"post","link":"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/","title":{"rendered":"Backup Error Cannot Restore: 80% Businesses Face This"},"content":{"rendered":"<p>Are you facing a backup error that cannot be restored, putting your company&#8217;s critical data at risk? This is a common issue that causes many IT systems to crisis, especially when quick recovery is needed after an incident. In this article, we will deeply analyze the causes of <strong>backup error cannot restore<\/strong> and provide effective troubleshooting guides to help you avoid unnecessary data loss.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">The content of the article<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Common_manifestations_of_backup_that_cannot_be_restored\" >Common manifestations of backup that cannot be restored<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Main_causes_leading_to_backup_error_cannot_restore\" >Main causes leading to backup error cannot restore<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Errors_due_to_unstable_hardware_and_storage\" >Errors due to unstable hardware and storage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Software_compatibility_and_format_issues\" >Software compatibility and format issues<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Mistakes_in_backup_process_and_maintenance\" >Mistakes in backup process and maintenance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#System_and_security_factors\" >System and security factors<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Effective_ways_to_check_and_fix_backup_error_cannot_restore\" >Effective ways to check and fix backup error cannot restore<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Check_the_integrity_of_the_backup_file\" >Check the integrity of the backup file<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Update_and_check_software_compatibility\" >Update and check software compatibility<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Handle_hardware_and_storage_issues\" >Handle hardware and storage issues<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Optimize_restore_process_step_by_step\" >Optimize restore process step by step<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Long-term_prevention_strategy_for_backup_fail_in_enterprises\" >Long-term prevention strategy for backup fail in enterprises<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Conclusion_Ensure_data_safety_with_reliable_backup_processes\" >Conclusion: Ensure data safety with reliable backup processes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Related_services_from_IT_Systems\" >Related services from IT Systems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#FAQ\" >FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#When_should_a_business_ask_IT_Systems_for_support\" >When should a business ask IT Systems for support?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Can_IT_Systems_help_review_the_current_environment_before_proposing_a_solution\" >Can IT Systems help review the current environment before proposing a solution?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Does_this_topic_connect_to_ongoing_IT_operations\" >Does this topic connect to ongoing IT operations?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/itsystems.vn\/en\/backup-error-cannot-restore-causes-and-solutions\/#Need_help_applying_this_to_your_business\" >Need help applying this to your business?<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Common_manifestations_of_backup_that_cannot_be_restored\"><\/span>Common manifestations of backup that cannot be restored<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>When encountering <strong>restore error<\/strong>, the system often shows clear signs. First, the restore process is interrupted with error messages like &#8220;file corrupted&#8221; or &#8220;incompatible format&#8221;. Restored data is only partial, leading to loss of important information. Restore time is unusually prolonged, even failing completely after hours of waiting.<\/p>\n<p>You can recognize it through the following symptoms:<\/p>\n<ul>\n<li>Backup file with large size but cannot be opened with checking tools.<\/li>\n<li>Checksum mismatch error when verifying data.<\/li>\n<li>System reports <strong>backup fail<\/strong> repeatedly in different restore attempts.<\/li>\n<li>Restored data is missing or not synchronized with the original backup.<\/li>\n<\/ul>\n<p>These signs often appear after incidents like moving backup files to new devices or changing backup software. Early detection helps you act promptly before the <strong>data backup issue<\/strong> becomes more serious.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Main_causes_leading_to_backup_error_cannot_restore\"><\/span>Main causes leading to backup error cannot restore<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Backup error cannot restore<\/strong> rarely happens randomly but often stems from multiple technical factors. Understanding the root cause is the first step to thorough resolution.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Errors_due_to_unstable_hardware_and_storage\"><\/span>Errors due to unstable hardware and storage<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Hard drives with bad sectors or degraded SSDs are the leading causes. During backup, data is written to wrong positions, leading to corrupted files when restoring. Additionally, unstable USB or network storage connections cause interruptions in the writing process, creating <strong>backup fail<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Software_compatibility_and_format_issues\"><\/span>Software compatibility and format issues<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Using different versions of backup software between backup and restore often causes <strong>restore error<\/strong>. For example, backups made with old Acronis True Image are incompatible with new versions. Backup file formats like VHDX or TAR have structure changes due to OS updates, contributing to <strong>data backup issue<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mistakes_in_backup_process_and_maintenance\"><\/span>Mistakes in backup process and maintenance<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Improper incremental backup leads to incomplete data. Lack of verification after backup allows faulty files to exist undetected. Moreover, mismatched encryption passwords or restricted access rights cause restore failure.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"System_and_security_factors\"><\/span>System and security factors<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Antivirus blocking suspected malware backup files, or firewall blocking restore connections from the cloud. Insufficient target disk space during recovery is also a common culprit.<\/p>\n<p>These causes often combine, requiring comprehensive checks to identify accurately.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Effective_ways_to_check_and_fix_backup_error_cannot_restore\"><\/span>Effective ways to check and fix backup error cannot restore<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To handle <strong>backup error cannot restore<\/strong>, follow these systematic steps. These guides are based on real IT troubleshooting experience, suitable for both individual users and enterprise administrators.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Check_the_integrity_of_the_backup_file\"><\/span>Check the integrity of the backup file<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Start by mounting the backup file as a virtual drive using tools like Daemon Tools or Windows built-in mount feature. Run chkdsk on Windows or fsck on Linux to scan for errors. Use the built-in verify feature of backup software to check checksums. If errors are found, try copying the file to a new drive and verify again.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Update_and_check_software_compatibility\"><\/span>Update and check software compatibility<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ensure the backup software version is the same at both ends. Update to the latest version from providers like Veeam, Acronis, or Windows Backup. Check detailed error logs in event viewer (Windows) or syslog (Linux) to identify specific error codes, then find corresponding solutions for <strong>restore error<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Handle_hardware_and_storage_issues\"><\/span>Handle hardware and storage issues<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Transfer the backup file to a different drive, prioritizing high-quality SSDs. Check cable and USB port connections with tools like CrystalDiskInfo. If bad sectors are suspected, use software like HDDScan to map and avoid faulty areas.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Optimize_restore_process_step_by_step\"><\/span>Optimize restore process step by step<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Perform test restores on a virtual machine (VMware or VirtualBox) before applying to production. Temporarily disable antivirus and firewall during testing. If the backup is encrypted, confirm the correct passphrase. For cloud backups, check quota and API access rights.<\/p>\n<p>If the above steps do not resolve the <strong>data backup issue<\/strong>, consider using professional <a href=\"https:\/\/itsystems.vn\/en\/it-helpdesk-service\/\">IT Helpdesk services<\/a> for quick support.<\/p>\n<ul>\n<li>Use robocopy with \/MIR for safe copying.<\/li>\n<li>Run sfc \/scannow to repair corrupted system files.<\/li>\n<li>Test restoring differential backup if full backup fails.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Long-term_prevention_strategy_for_backup_fail_in_enterprises\"><\/span>Long-term prevention strategy for backup fail in enterprises<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To avoid recurring <strong>backup error cannot restore<\/strong>, implement the 3-2-1 backup rule: 3 copies, 2 media types, 1 offsite. Deploy automated monitoring with tools like PRTG or Zabbix to alert <strong>backup fail<\/strong> immediately.<\/p>\n<p>Schedule weekly verifications and quarterly test restores. Use enterprise backup software like Veeam with replication features. Train IT teams on best practices, including media rotation and air-gapping to counter ransomware.<\/p>\n<p>For large enterprises, partnering with <a href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">IT Support services<\/a> ensures backup systems are always ready, minimizing downtime risks.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion_Ensure_data_safety_with_reliable_backup_processes\"><\/span>Conclusion: Ensure data safety with reliable backup processes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Backup error cannot restore<\/strong> can cause significant damage, but with knowledge of causes and fixes above, you can fully control it. Apply the checking steps and prevention strategies immediately to protect enterprise data. If deep support is needed, IT expert teams are always ready to assist.<br \/>\n<!-- its-deep-aio-en-related-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-related\" aria-label=\"Related IT Systems services\">\n<h2><span class=\"ez-toc-section\" id=\"Related_services_from_IT_Systems\"><\/span>Related services from IT Systems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If your team is dealing with this issue in a live business environment, these services can help you move from diagnosis to a stable operating process.<\/p>\n<ul>\n<li><a href=\"https:\/\/itsystems.vn\/en\/microsoft-business-licensing\/microsoft-windows-licensing\/\">Windows licensing for business<\/a><\/li>\n<li><a href=\"https:\/\/itsystems.vn\/en\/microsoft-business-licensing\/windows-license-pricing\/\">Windows license pricing<\/a><\/li>\n<li><a href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">IT support services<\/a><\/li>\n<\/ul>\n<\/section>\n<p><!-- its-deep-aio-en-faq-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-faq\" aria-label=\"Frequently asked questions\">\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"When_should_a_business_ask_IT_Systems_for_support\"><\/span>When should a business ask IT Systems for support?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ask for support when the issue affects users, business data, security, licensing compliance, service availability or daily operations. A short technical review often prevents repeated incidents and hidden costs.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_IT_Systems_help_review_the_current_environment_before_proposing_a_solution\"><\/span>Can IT Systems help review the current environment before proposing a solution?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yes. IT Systems can review the current setup, identify risks, map the issue to the right service scope and recommend a practical next step for your business.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Does_this_topic_connect_to_ongoing_IT_operations\"><\/span>Does this topic connect to ongoing IT operations?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>In most cases, yes. Problems around software, cloud, endpoint, network, backup or security should be connected to a broader IT operations plan instead of being handled as isolated incidents.<\/p>\n<\/section>\n<p><!-- its-deep-aio-en-cta-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-cta\" aria-label=\"Contact IT Systems\">\n<h2><span class=\"ez-toc-section\" id=\"Need_help_applying_this_to_your_business\"><\/span>Need help applying this to your business?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>IT Systems Vietnam can help assess the issue, recommend the right service path and support implementation for your team.<\/p>\n<p><a class=\"button\" href=\"https:\/\/itsystems.vn\/en\/contact-it-systems-vietnam\/\">Contact IT Systems<\/a> <a class=\"button\" href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">View IT support services<\/a><\/p>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Are you facing a backup error that cannot be restored, putting your company&#8217;s critical data at risk? This is a common issue that causes many IT systems to crisis, especially when quick recovery is needed after an incident. In this article, we will deeply analyze the causes of backup error cannot restore and provide effective [&hellip;]<\/p>\n","protected":false},"author":54,"featured_media":79930,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"backup error cannot restore, failed backup, restore failure, backup recovery problem ","rank_math_title":"","rank_math_description":"Backup error cannot restore puts 80% of businesses at risk of data loss? Learn about restore error, backup fail causes and detailed troubleshooting guides from IT experts. Restore data safely today!","rank_math_robots":"","rank_math_canonical_url":"","rank_math_schema":"","footnotes":""},"categories":[2144],"tags":[],"class_list":["post-79932","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-it-guide"],"wpml_current_locale":"en_US","wpml_translations":{"vi_VN":{"locale":"vi_VN","id":79929,"slug":"backup-loi-khong-restore-duoc-nguyen-nhan-va-cach-khac-phuc","post_title":"Backup l\u1ed7i kh\u00f4ng restore \u0111\u01b0\u1ee3c: 80% doanh nghi\u1ec7p g\u1eb7p v\u1ea5n \u0111\u1ec1 n\u00e0y","href":"https:\/\/itsystems.vn\/backup-loi-khong-restore-duoc-nguyen-nhan-va-cach-khac-phuc\/"}},"_links":{"self":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/79932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/users\/54"}],"replies":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/comments?post=79932"}],"version-history":[{"count":2,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/79932\/revisions"}],"predecessor-version":[{"id":86337,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/79932\/revisions\/86337"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media\/79930"}],"wp:attachment":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media?parent=79932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/categories?post=79932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/tags?post=79932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}