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Convert Image addon not working: Maximum attachment image dimensions must be greater than 0

I tried to use Convert Image add-on but I always get error like below
ErrorException: Maximum attachment image dimensions must be greater than 0. src/XF/Error.php:75

Stack trace
#0 src/addons/Andy/ConvertImage/Listener.php(74): XF\Error->logError('Maximum attachm...')
#1 [internal function]: Andy\ConvertImage\Listener::threadEntityPostSave(Object(QuestionThreads\XF\Entity\Post))
#2 src/XF/Extension.php(50): call_user_func_array(Array, Array)
#3 src/XF.php(561): XF\Extension->fire('entity_post_sav...', Array, 'XF\\Entity\\Post')
#4 src/XF/Mvc/Entity/Entity.php(1143): XF::fire('entity_post_sav...', Array, 'XF\\Entity\\Post')
#5 src/XF/Service/Post/Editor.php(165): XF\Mvc\Entity\Entity->save(true, false)
#6 src/XF/Service/ValidateAndSavableTrait.php(40): XF\Service\Post\Editor->_save()
#7 src/XF/Pub/Controller/Post.php(139): XF\Service\Post\Editor->save()
#8 src/addons/EWR/Porta/Pub/Controller/Post.php(35): XF\Pub\Controller\Post->actionEdit(Object(XF\Mvc\ParameterBag))
#9 src/XF/Mvc/Dispatcher.php(249): EWR\Porta\Pub\Controller\Post->actionEdit(Object(XF\Mvc\ParameterBag))
#10 src/XF/Mvc/Dispatcher.php(88): XF\Mvc\Dispatcher->dispatchClass('XF:Post', 'Edit', 'json', Object(XF\Mvc\ParameterBag), 'forums', Object(QuestionThreads\XF\Pub\Controller\Post), NULL)
#11 src/XF/Mvc/Dispatcher.php(41): XF\Mvc\Dispatcher->dispatchLoop(Object(XF\Mvc\RouteMatch))
#12 src/XF/App.php(1880): XF\Mvc\Dispatcher->run()
#13 src/XF.php(328): XF\App->run()
#14 index.php(13): XF::runApp('XF\\Pub\\App')
#15 {main}
And the addon does not Converts hot linked images to attachments
Maximum attachment image dimensions set to 1500

Please help!


Staff member
You need to set this:

Admin control panel -> Setup -> Options -> Attachments -> Maximum attachment image dimensions