The most generated errors being found on Opencart forum originates from contributed programming. The increased post counters are caused by redundancies of the same solutions that were already provided prior.
Programmer / Opencart Tester
Override Engine * Integrated VQMod * Unused Images Manager * Instant Option Price Calculator * Number Option * Google Rich Snippets * Google Tag Manager * Export/Import Tool * SpamBot Buster * Survey Plus
What do you mean by different? Different how?