[Skip to main content](#vessel-content) # Error on Purchase of Product ## - **[clayman9](/forum/user/34536-clayman9 "View clayman9's Profile")** - [![clayman9's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/34536-clayman9 "View clayman9's Profile") Topic Author - [ Offline](/forum/user/34536-clayman9) Less More - Posts: 5 - Thank you received: 0 - - 12 years 2 weeks ago [\#175336](#175336) by [clayman9](/forum/user/34536-clayman9 "View clayman9's Profile") *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#175336 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* was created by *[clayman9](/forum/user/34536-clayman9 "View clayman9's Profile")* -- url of the page with the problem -- : [ streamingaustralia.com.au/](http://streamingaustralia.com.au/) -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request. Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[Xavier](/forum/user/4105-xavier "View Xavier's Profile")** - [![Xavier's Avatar](https://www.hikashop.com/media/kunena/avatars/resized/size144/users/avatar4105.png)](/forum/user/4105-xavier "View Xavier's Profile") - [ Offline](/forum/user/4105-xavier) Less More - Posts: 13201 - Thank you received: 2322 - - - - [](http://www.kidiweb.fr) - 12 years 2 weeks ago [\#175349](#175349) by [Xavier](/forum/user/4105-xavier "View Xavier's Profile") Replied by *[Xavier](/forum/user/4105-xavier "View Xavier's Profile")* on topic *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#175349 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* Hi, The problem don't come from HikaShop, try to disable the jat3 plugin, and the site sould be working fine again. Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[clayman9](/forum/user/34536-clayman9 "View clayman9's Profile")** - [![clayman9's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/34536-clayman9 "View clayman9's Profile") Topic Author - [ Offline](/forum/user/34536-clayman9) Less More - Posts: 5 - Thank you received: 0 - - 12 years 2 weeks ago [\#175436](#175436) by [clayman9](/forum/user/34536-clayman9 "View clayman9's Profile") Replied by *[clayman9](/forum/user/34536-clayman9 "View clayman9's Profile")* on topic *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#175436 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* I did what you said and turned the JA T3 Framework plugin off. Unfortunately the site has now totally crashed and error code **Missing jat3 framework plugin** appears. Clearly your product isnt capable with 3.3 using a JA Template on T3. Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[Jerome](/forum/user/80-jerome "View Jerome's Profile")** - [![Jerome's Avatar](https://www.hikashop.com/media/kunena/avatars/resized/size144/users/avatar80.png)](/forum/user/80-jerome "View Jerome's Profile") - [ Offline](/forum/user/80-jerome) - HikaShop core developer Less More - Posts: 26394 - Thank you received: 4078 - - [](http://obsi.dev) - 12 years 1 week ago [\#175437](#175437) by [Jerome](/forum/user/80-jerome "View Jerome's Profile") Replied by *[Jerome](/forum/user/80-jerome "View Jerome's Profile")* on topic *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#175437 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* Hi, See: [ www.hikashop.com/forum/product-category-...rl-alias.html#172202](http://www.hikashop.com/forum/product-category-display/871698-main-menu-link-url-alias.html#172202) Regards, --- Jerome - Obsidev.com HikaMarket & HikaSerial developer / HikaShop core dev team. Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[clayman9](/forum/user/34536-clayman9 "View clayman9's Profile")** - [![clayman9's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/34536-clayman9 "View clayman9's Profile") Topic Author - [ Offline](/forum/user/34536-clayman9) Less More - Posts: 5 - Thank you received: 0 - - 12 years 1 week ago [\#175450](#175450) by [clayman9](/forum/user/34536-clayman9 "View clayman9's Profile") Replied by *[clayman9](/forum/user/34536-clayman9 "View clayman9's Profile")* on topic *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#175450 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* I followed the instructions to move the JAT3 to the top or the order and still nothing..... Moved all Hika files lower that JAt3 in order too Cleared Cache and Purged. Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[Xavier](/forum/user/4105-xavier "View Xavier's Profile")** - [![Xavier's Avatar](https://www.hikashop.com/media/kunena/avatars/resized/size144/users/avatar4105.png)](/forum/user/4105-xavier "View Xavier's Profile") - [ Offline](/forum/user/4105-xavier) Less More - Posts: 13201 - Thank you received: 2322 - - - - [](http://www.kidiweb.fr) - 12 years 1 week ago [\#175464](#175464) by [Xavier](/forum/user/4105-xavier "View Xavier's Profile") Replied by *[Xavier](/forum/user/4105-xavier "View Xavier's Profile")* on topic *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#175464 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* Hi, This solution should work as if JAT3 is the first one called, it's the first one to declare JViewLegacy so no errors for "redeclare". As it's a JAT3 issue, please ask them a solution for this, this is not our code ![;)](/media/kunena/emoticons/11.png ";)") Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[yossib54](/forum/user/386-yossib54 "View yossib54's Profile")** - [![yossib54's Avatar](https://www.hikashop.com/media/kunena/avatars/resized/size144/users/avatar386.jpg)](/forum/user/386-yossib54 "View yossib54's Profile") - [ Offline](/forum/user/386-yossib54) Less More - Posts: 32 - Thank you received: 0 - - 11 years 7 months ago - 11 years 7 months ago [\#193344](#193344) by [yossib54](/forum/user/386-yossib54 "View yossib54's Profile") Replied by *[yossib54](/forum/user/386-yossib54 "View yossib54's Profile")* on topic *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#193344 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* I have fixed this issue by making the jat3 plugin first but now that I upgraded to Joomla 3.4 the hikashop plugins force themselves to be above the jat3 plugin. Is there a way to push the hikashop plugin lower? Cannot redeclare class JViewLegacy in ..../plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 Last edit: 11 years 7 months ago by [yossib54](/forum/user/386-yossib54 "View yossib54's Profile"). Reason: Added the error text Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[nicolas](/forum/user/63-nicolas "View nicolas's Profile")** - [![nicolas's Avatar](https://www.hikashop.com/media/kunena/avatars/resized/size144/users/avatar63.png)](/forum/user/63-nicolas "View nicolas's Profile") - [ Offline](/forum/user/63-nicolas) Less More - Posts: 86290 - Thank you received: 14268 - - 11 years 7 months ago [\#193348](#193348) by [nicolas](/forum/user/63-nicolas "View nicolas's Profile") Replied by *[nicolas](/forum/user/63-nicolas "View nicolas's Profile")* on topic *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#193348 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* Hi, Then, why not just move them lower for their ordering via the plugins manager of Joomla ? Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[yossib54](/forum/user/386-yossib54 "View yossib54's Profile")** - [![yossib54's Avatar](https://www.hikashop.com/media/kunena/avatars/resized/size144/users/avatar386.jpg)](/forum/user/386-yossib54 "View yossib54's Profile") - [ Offline](/forum/user/386-yossib54) Less More - Posts: 32 - Thank you received: 0 - - 11 years 7 months ago - 11 years 7 months ago [\#193453](#193453) by [yossib54](/forum/user/386-yossib54 "View yossib54's Profile") Replied by *[yossib54](/forum/user/386-yossib54 "View yossib54's Profile")* on topic *[Error on Purchase of Product](/forum/25-install-update/872276-error-on-purchase-of-product#193453 "-- url of the page with the problem -- : streamingaustralia.com.au/ -- HikaShop version -- : 2.3.3 -- Joomla version -- : 3.3.6 -- PHP version -- : 5.4.30 -- Browser(s) name and version -- : Firefox -- Error-message(debug-mod must be tuned on) -- : Fatal error: Cannot redeclare class JViewLegacy in /home/streamingaustral/public_html/plugins/system/jat3/jat3/core/joomla/viewlegacy.php on line 711 I can get Cart to show on front page but when you hit buy now or on the image i get this error on a white page. Please help Site login details can be provide on request.")* I did that, now the jat3 plugin is placed above all the hikashop plugins, I keep getting the same errors. the error occurs when trying to display any hikashop product page The way around this was to wrap the code in the .../plugins/system/jat3/jat3/core/joomla/viewlegacy.php file with if(!class_exists(JViewLegacy)) { ... ... ... ... } This was actually recommended by the Jomlart developers... Last edit: 11 years 7 months ago by [yossib54](/forum/user/386-yossib54 "View yossib54's Profile"). Reason: Found a solution Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI1LWluc3RhbGwtdXBkYXRlLzg3MjI3Ni1lcnJvci1vbi1wdXJjaGFzZS1vZi1wcm9kdWN0P3RtcGw9bWFya2Rvd24=) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. 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