[Skip to main content](#vessel-content) # "Unknown code" on invalid coupon ## - **[peteo](/forum/user/33887-peteo "View peteo's Profile")** - [![peteo's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/33887-peteo "View peteo's Profile") Topic Author - [ Offline](/forum/user/33887-peteo) Less More - Posts: 114 - Thank you received: 4 - - 9 years 5 months ago - 9 years 5 months ago [\#271296](#271296) by [peteo](/forum/user/33887-peteo "View peteo's Profile") *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271296 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* was created by *[peteo](/forum/user/33887-peteo "View peteo's Profile")* -- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get: Code: 0 - Cannot access protected property checkoutController::$checkout_workflow Last edit: 9 years 5 months ago by [peteo](/forum/user/33887-peteo "View peteo's Profile"). Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) 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") - [ Away](/forum/user/80-jerome) - HikaShop core developer Less More - Posts: 26400 - Thank you received: 4078 - - [](http://obsi.dev) - 9 years 5 months ago [\#271297](#271297) by [Jerome](/forum/user/80-jerome "View Jerome's Profile") Replied by *[Jerome](/forum/user/80-jerome "View Jerome's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271297 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* Hello, Can you please activate temporally the debug mode in your Joomla global configuration in order to have more details about the error ; we need to have a "call stack" or the file (with line) where the error is generated. You can also consult the PHP error log in order to get a more detailed message (including the filename and the line) Regards, --- Jerome - Obsidev.com HikaMarket & HikaSerial developer / HikaShop core dev team. Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[peteo](/forum/user/33887-peteo "View peteo's Profile")** - [![peteo's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/33887-peteo "View peteo's Profile") Topic Author - [ Offline](/forum/user/33887-peteo) Less More - Posts: 114 - Thank you received: 4 - - 9 years 5 months ago [\#271441](#271441) by [peteo](/forum/user/33887-peteo "View peteo's Profile") Replied by *[peteo](/forum/user/33887-peteo "View peteo's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271441 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* The PHP error log is empty so I think you see best for yourself. Î sent you the login details via pm. Did you see it? Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[peteo](/forum/user/33887-peteo "View peteo's Profile")** - [![peteo's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/33887-peteo "View peteo's Profile") Topic Author - [ Offline](/forum/user/33887-peteo) Less More - Posts: 114 - Thank you received: 4 - - 9 years 5 months ago [\#271492](#271492) by [peteo](/forum/user/33887-peteo "View peteo's Profile") Replied by *[peteo](/forum/user/33887-peteo "View peteo's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271492 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* Guuuuuys ... I really need help here Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) 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?1793428657)](/forum/user/63-nicolas "View nicolas's Profile") - [ Away](/forum/user/63-nicolas) Less More - Posts: 86540 - Thank you received: 14299 - - 9 years 5 months ago - 9 years 5 months ago [\#271471](#271471) by [nicolas](/forum/user/63-nicolas "View nicolas's Profile") Replied by *[nicolas](/forum/user/63-nicolas "View nicolas's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271471 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* Hi, Can you please activate temporally the debug mode in your Joomla global configuration in order to have more details about the error ; we need to have a "call stack" or the file (with line) where the error is generated. You'll see the additional debug data when you reproduce the problem on your frontend with that setting activated. Please understand that we are several persons answering the support and thus I don't have the access you sent to Jerome. That's why we usually recommend to send such access via our contact form along with a link to the thread so please go through our contact form: [ www.hikashop.com/support/contact-us.html](https://www.hikashop.com/support/contact-us.html) Last edit: 9 years 5 months ago by [nicolas](/forum/user/63-nicolas "View nicolas's Profile"). Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[peteo](/forum/user/33887-peteo "View peteo's Profile")** - [![peteo's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/33887-peteo "View peteo's Profile") Topic Author - [ Offline](/forum/user/33887-peteo) Less More - Posts: 114 - Thank you received: 4 - - 9 years 5 months ago [\#271521](#271521) by [peteo](/forum/user/33887-peteo "View peteo's Profile") Replied by *[peteo](/forum/user/33887-peteo "View peteo's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271521 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* I just sent the same message via the contact form now. Please have a look. I switched on debug mode but was not able to find a call stack. Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[peteo](/forum/user/33887-peteo "View peteo's Profile")** - [![peteo's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/33887-peteo "View peteo's Profile") Topic Author - [ Offline](/forum/user/33887-peteo) Less More - Posts: 114 - Thank you received: 4 - - 9 years 5 months ago - 9 years 5 months ago [\#271529](#271529) by [peteo](/forum/user/33887-peteo "View peteo's Profile") Replied by *[peteo](/forum/user/33887-peteo "View peteo's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271529 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* Now I see the error: Code: .../checkout.html?ctrl=checkout&task=show&cid=1 500 (Internal Server Error) The logs folder is still empty. Last edit: 9 years 5 months ago by [peteo](/forum/user/33887-peteo "View peteo's Profile"). Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) 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") - [ Away](/forum/user/80-jerome) - HikaShop core developer Less More - Posts: 26400 - Thank you received: 4078 - - [](http://obsi.dev) - 9 years 5 months ago [\#271558](#271558) by [Jerome](/forum/user/80-jerome "View Jerome's Profile") Replied by *[Jerome](/forum/user/80-jerome "View Jerome's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271558 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* Hello, Unfortunately, the "500 Internal Server Error" indicates that there is an error but it's still not the log we need to understand what is going on. Now ; regarding your very first message, someone got the same issue and that person were able to provide the requested details for the PHP error log. [ www.hikashop.com/forum/14-hikaserial/890...r-applying-code.html](https://www.hikashop.com/forum/14-hikaserial/890587-error-0-after-applying-code.html) Regards, PS : Please follow the instructions written in my forum signature and never send me private message. I don't read them, I do not even receive a notification and they are automatically deleted. --- Jerome - Obsidev.com HikaMarket & HikaSerial developer / HikaShop core dev team. Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. - **[peteo](/forum/user/33887-peteo "View peteo's Profile")** - [![peteo's Avatar](https://www.hikashop.com/media/kunena/core/svg/person.svg)](/forum/user/33887-peteo "View peteo's Profile") Topic Author - [ Offline](/forum/user/33887-peteo) Less More - Posts: 114 - Thank you received: 4 - - 9 years 5 months ago [\#271582](#271582) by [peteo](/forum/user/33887-peteo "View peteo's Profile") Replied by *[peteo](/forum/user/33887-peteo "View peteo's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271582 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* Thanks. Removing the Hikaserial from the checkout solved it. question is why you dont prevent that error in your code or rather why is Hikaserial Version not in sync with Hikashop? So if nobody reads pm anyway why is that feature not disabled in the first place? Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) 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") - [ Away](/forum/user/80-jerome) - HikaShop core developer Less More - Posts: 26400 - Thank you received: 4078 - - [](http://obsi.dev) - 9 years 5 months ago [\#271586](#271586) by [Jerome](/forum/user/80-jerome "View Jerome's Profile") Replied by *[Jerome](/forum/user/80-jerome "View Jerome's Profile")* on topic *["Unknown code" on invalid coupon](/forum/27-checkout/890590-unknown-code-on-invalid-coupon#271586 "-- HikaShop version -- : 3.1 -- Joomla version -- : 3.7 -- PHP version -- : 7.1 I get a Joomla error message when I enter an invalid coupon during checkout. Where do I find that language string so I can improve it? And when I enter a valid coupon I get:")* Hello, HikaSerial 1.10.4 has been release one year ago ; I'm afraid that one year ago I couldn't know that this error will happen. And HikaSerial do not add his special "coupon" block in the checkout ; it's something made by the website owner. As explained in the other thread ; it is made for very very very specific cases. Regards, --- Jerome - Obsidev.com HikaMarket & HikaSerial developer / HikaShop core dev team. Please [Log in](/login?return=aHR0cHM6Ly93d3cuaGlrYXNob3AuY29tL2ZvcnVtLzI3LWNoZWNrb3V0Lzg5MDU5MC11bmtub3duLWNvZGUtb24taW52YWxpZC1jb3Vwb24/dG1wbD1tYXJrZG93bg==) or [Create an account](/component/users/registration?Itemid=101) to join the conversation. 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