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Upgrading PrestaShop from a previous version

Questions and information about upgrading your current PrestaShop storefront. Remember: the last stable release of PrestaShop Download can be found at http://www.prestashop.com/en/download .

4,264 topics in this forum

  1. [Solved]After upgrade to 1.7.8.2 can`t login to BO and HTTP 500 error

    By dap1234,   
    • 25 replies
    • 5,371 views

  2. Switching from PHP 7.3 to PHP 7.4 running Presta Shop 1.7.8.2 on a managed server

    By BeeJayF,
    • 2 replies
    • 1,656 views

  3. What is the best way to upgrade PrestaShop from V1.4 to V1.7?

    By zeroca,
    • 7 replies
    • 2,288 views

  4. Upgrade issue from 1.7.7.3 to 1.7.8.1

    By babyewok,
    • 21 replies
    • 4,874 views

  5. PS upgrade from 1.7.7.8 to 1.7.8.2 - some minor display issues.

    By Shyam Doshi,
    • 6 replies
    • 2,057 views

  6. Upgrade to 1.7.8.2

    By HansKind,
    • 7 replies
    • 2,393 views

  7. Prestashop 1 click upgrade doesn't do anything

    By falken76,
    • 2 replies
    • 1,917 views

  8. Fatal error: require_once(): Failed opening required /www/modules/autoupgrade/vendor/composer/autoload_real.php'

    By Oussama abaied,   
    • 5 replies
    • 12,294 views

  9. BO - Brands & Suppliers take 2 minutes to open. 1.7.7.8

    By fmoreira86,
    • 0 replies
    • 1,404 views

  10. Fatal error: Uncaught Symfony\Component\Config\Util\Exception\XmlParsingException: [ERROR 522] Validation failed: no DTD found

    By e.silva,   
    • 1 reply
    • 4,056 views

  11. Blocklayered module problem after upgrade from 1.6.1.22 to 1.7.4.3

    By Katie Ankrom,   
    • 2 replies
    • 2,537 views

  12. Attribute Order on Product Page

    By nunofc,   
    • 7 replies
    • 8,583 views

  13. php 7.4 and Prestashop 1.7.8.2 Deprecated: Unparenthesized

    By etsmes,
    • 3 replies
    • 2,170 views

  14. Migration by using new installation

    By Cedric38,
    • 14 replies
    • 3,695 views

  15. Moving between domains

    By renier8,   
    • 4 replies
    • 1,906 views

  16. Upgrade Prestashop 1.6.7.1 to 1.7.8.2 - Theme Bootstrap Default

    By VTK_Marco,
    • 3 replies
    • 3,688 views

  17. The controller AdminSelfUpgrade is missing or invalid

    By rmmt,
    • 2 replies
    • 3,212 views

  18. [Solved]Upgrade Issue From 1.7.5.1 to 1.7.8.1

    By tamarillojohn61,
    • 8 replies
    • 2,145 views

  19. Upgrading Problem

    By VSmoda,
    • 5 replies
    • 1,930 views

  20. Work needed - Prestashop 1.7.5 to 1.7.8 + bug fixes

    By Reco-X,
    • 1 reply
    • 1,922 views

  21. After upgrading to 1775, Orders in back office are not displayed correctly

    By Sy743966,
    • 1 reply
    • 1,832 views

  22. HELP! Show cart issue

    By bastelwerkstattmb,
    • 0 replies
    • 1,456 views

  23. Dashboard timeframe buttons do not work

    By Marcel van As,
    • 3 replies
    • 1,664 views

  24. upgrade 1.6 to 1.7.8 bug

    By Gelato,
    • 2 replies
    • 1,614 views

  25. Update prestashop 1.7.0.1 manually.

    By davidddp,   
    • 5 replies
    • 9,285 views

  26. Upgrade 1.7.7.4 to 1.7.8 stable

    By HansKind,
    • 13 replies
    • 5,563 views

  27. Can't modify or see product comment and description after upgrade

    By Johan123,
    • 10 replies
    • 3,246 views

  28. Upgraded to version 1.7.8.0 - problem with check-out

    By RoelH,
    • 3 replies
    • 1,825 views

  29. Warning detected during upgrade. [INTERNAL] /home/maxflors/public_html/markez-test.eu/mystorm.in/classes/controller/FrontController.php line 386 - Trying to get property 'logged' of non-object

    By Maxflor,
    • 1 reply
    • 1,524 views

  30. Nothing is clickable on my site

    By DezmonReid,
    • 1 reply
    • 1,571 views

  31. Actualización de Prestashop de 1.7.6 a 1.7.8

    By saamiseg,   
    • 0 replies
    • 1,873 views

  32. Bugs après upgrade 1.7.8.0

    By Benoit Bride,
    • 5 replies
    • 1,813 views

  33. Can I connect a 1.7.5 database directly to a clean install of 1.7.7.5 ?

    By odovobo,
    • 8 replies
    • 2,617 views

  34. Error update in prestashop 1.7.8.0 polyfill-intl-normalizer/bootstrap.php

    By EnriqueER11,   
    • 1 reply
    • 2,417 views

  35. ContextErrorException Notice: Undefined index: PS_CATALOG_MODE

    By MirooZ,
    • 2 replies
    • 3,488 views

  36. PRESTAASHOP 1-Click Upgrade from 1.7.7.8 to 1.7.8 FATAL Error - see description thank you

    By TwinkleEye,   
    • 8 replies
    • 4,242 views

  37. 1.7.8 Update issue on customer details

    By GrinGEO,
    • 1 reply
    • 2,009 views

  38. actionSearch hook

    By dannielhendrix,
    • 0 replies
    • 1,554 views

  39. Solved - An error occurred while changing the status for order #xxxx, or we were unable to send an email to the customer.

    By Billy,
    • 3 replies
    • 2,561 views

  40. Trouble upgrading from 1.6 to 1.7.7.8 - Can't get to back office after login

    By mcbole62,
    • 2 replies
    • 1,618 views

  41. Prix audit

    By bougiebulle,
    • 1 reply
    • 1,532 views

  42. Problem When Upgrading from 1.6 to 1.7 "ps_currency_lang" doesn't exist in Db.php line 769

    By Hawkz,
    • 7 replies
    • 5,470 views

  43. Duplikaty kategorii w kodzie wg W3C VALIDATOR po przeniesieniu baz z PS 1.6 na PS 1.7.7.7

    By mirekch65,
    • 1 reply
    • 1,420 views

  44. 1.7.7.8 and PHP 7.4 - PHP Deprecated: array_key_exists

    By helsinkisisu,
    • 2 replies
    • 4,156 views

  45. PS 1.7.6 [PrestaShop\PrestaShop\Core\Domain\Theme\Exception\ThemeConstraintException code 2]

    By SHS3,
    • 43 replies
    • 55,486 views

  46. After upgrade cannot access order details or product details

    By zplus2,
    • 8 replies
    • 2,601 views

  47. Copy_shopdata palooza from 1.6.10 to 1.7.7.7 Oops... looks like an unexpected error occurred

    By Billy,
    • 17 replies
    • 3,632 views

  48. Can't access my order after upgrading

    By bigbangmoney,
    • 5 replies
    • 1,513 views

  49. What to do?

    By lasseboy,
    • 17 replies
    • 3,410 views

  50. 1-click upgrade stuck on files backup

    By Shapes,
    • 3 replies
    • 2,692 views

  51. prestashop shows duplicate products in backoffice

    By jacograaff,
    • 4 replies
    • 3,835 views

  52. Price changes by itself in the order

    By cnishop,
    • 0 replies
    • 1,294 views

  53. [solved] Another failed upgrade!

    By TillyOak,   
    • 26 replies
    • 17,096 views

  54. Undefined property: Product::$mpn when upgrading from 1.7.6.1 to 1.7.7.3

    By Zaidar,
    • 2 replies
    • 3,048 views

  55. Failing to upgrade from PrestaShop 1.6.1.24

    By jon active,
    • 2 replies
    • 1,307 views

  56. Ajax / Server Error for action backupDb while upgrading

    By PhilSwinson,   
    • 14 replies
    • 3,291 views

  57. Crazy amount of duplicated sql queries on product load in 1.7.6.9

    By enkibilal9,   
    • 0 replies
    • 1,703 views

  58. Log in to BO 1.7.7.3 don't work in prestashop

    By ritafrancisco,
    • 0 replies
    • 1,895 views

  59. problems after upgrade ..

    By Pidde,
    • 2 replies
    • 1,706 views

  60. Error when customers try to place order

    By dazzleaccessories,   
    • 2 replies
    • 1,980 views

  61. Downgrade from Ps 1.7.5 to 1.7.4

    By igrafica,
    • 3 replies
    • 6,361 views

  62. Store not loading after upgrade: zip translation loader is not registered

    By techseven,
    • 3 replies
    • 1,866 views

  63. APACHE ERROR DURING UPGRADE

    By samiru,
    • 0 replies
    • 1,215 views

  64. Admin customers page not working

    By jumbo,
    • 3 replies
    • 1,664 views

  65. Getting error 44 while upgrading prestashop from 1.7.7.1 to 1.7.7.5

    By Guylord,
    • 0 replies
    • 1,658 views

  66. I am doing a migration from 1.6 to 1.7 and I am facing a problem

    By kha,   
    • 1 reply
    • 1,520 views

  67. upgrade from 1.7.5.1 to 1.7.7.5 russian localization problem

    By viki,
    • 2 replies
    • 1,398 views

  68. Update from 1.7.7.3 to 1.7.7.4 FrontController.php problem

    By Radek101,
    • 2 replies
    • 2,479 views

  69. Error [Ajax / Server Error for action unzip] textStatus: "error " errorThrown:" " jqXHR: " " while doing 1-click upgrade

    By mikolop1,
    • 1 reply
    • 1,547 views

  70. Uncaught Exception: Expected argument of type "object, array or empty", "string" given

    By Flying Dutchman,   
    • 8 replies
    • 7,784 views

  71. Ajax / Server Error for action backupDb] textStatus: "error " errorThrown:"I'm a teapot " jqXHR: "

    By Gabriel,
    • 0 replies
    • 1,441 views

  72. [SOLVED] i can't see products combinations in admin panel after upgrade from 1.7.7.3 to 1.7.7.4

    By Alexutzu,
    • 3 replies
    • 2,501 views

  73. Refferences to old install in new database

    By David S Johnston,
    • 0 replies
    • 1,430 views

  74. Prestashop Upgrade to 1.7.5 "An error occurred while processing your request" Error

    By Berlindream,
    • 11 replies
    • 8,451 views

  75. Table ... doesn't exist during update 1.7.6.9 to 1.7.7.1

    By elektro-kot,
    • 7 replies
    • 4,539 views

  76. Can’t install “1-Click Upgrade”

    By Kat Kwok,
    • 7 replies
    • 2,765 views

  77. Upgrade from 1.6 to 1.7 keeps failing

    By lKashmir,
    • 8 replies
    • 2,644 views

  78. Update Prestashop 1.7.7.0 second language doesn't work anymore

    By Tejo1,   
    • 22 replies
    • 6,384 views

  79. BackOffice Help

    By Techguy42,
    • 3 replies
    • 3,157 views

  80. Error to migrate from version 1.6.1.20 a 1.7.7.4

    By el_brujo,
    • 7 replies
    • 1,913 views

  81. Need help to create PS 1.7.7.4 site without losing SEO on theme based PS 1.6

    By KhalidB,
    • 2 replies
    • 1,285 views

  82. Upgrade PrestaShop from V1.4 to V1.7

    By LovePrestashop,   
    • 3 replies
    • 2,300 views

  83. PrestaShop PHP's max_execution_time setting has a high value or is disabled entirely (current value: 300 seconds) - (May, 2021)

    By butterfly-1,
    • 4 replies
    • 6,257 views

  84. 1-Click Upgrade 1.6.1.24 to 1.7.7.2 keeps failing

    By roarockituk,
    • 14 replies
    • 4,416 views

  85. Updating preshop 1.7.3.3. in 1.7.7.4

    By anton,
    • 11 replies
    • 2,498 views

  86. Error upgrading prestashop from 1.7.6.0 to 1.7.7.4

    By ollioules,
    • 1 reply
    • 1,258 views

  87. prestashop 1.6.1.18 update error: index.php?controller=404

    By Web Cybernetics EU,   
    • 2 replies
    • 2,013 views

  88. Not being able to login in my back office

    By bushikan,
    • 9 replies
    • 2,843 views

  89. Updated to 1.7.7.3 now cant login

    By AnthonyForth,
    • 4 replies
    • 1,142 views

  90. Call to undefined method Currency :: getPattern ()

    By Rita Ramos,
    • 21 replies
    • 4,078 views

  91. Failed opening autoload.php after unsuccessful upgrade

    By hordelymvs,
    • 3 replies
    • 5,620 views

  92. Stock Management not loading

    By requnael,
    • 1 reply
    • 1,053 views

  93. After update from 1.7.7.1 to 1.7.7.3

    By requnael,
    • 7 replies
    • 1,425 views

  94. Upgrade with 1-click failing - SQLSTATE[HY000] [2002] Connection refused

    By BjornWY,
    • 0 replies
    • 1,191 views

  95. 1: You are not allowed to install modules.

    By Antonio Savonea,
    • 0 replies
    • 942 views

  96. Error trying to edit manufacture after upgrade to 1.7.7.2

    By kungmats,
    • 2 replies
    • 929 views

  97. SOLVED Cannot upgrade prestashop account module

    By oliwil,
    • 1 reply
    • 1,032 views

  98. 500 error when checking out after update from 1.7.6 to 1.7.7.3

    By wzzly,
    • 0 replies
    • 880 views

  99. Upgrade from 1.7.6.5 to 1.7.7.3 Failed

    By pietpetoors,
    • 52 replies
    • 4,289 views

  100. Upgraded to ps 1773, cant order, roll back 1772 then error 500

    By nedimb,
    • 2 replies
    • 1,175 views
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