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E_WARNING framework/image/gw_image_resize_helper.class.php on line 16: Undefined array key "width" 
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E_WARNING framework/image/gw_image_resize_helper.class.php on line 16: Undefined array key "width" 
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E_WARNING framework/image/gw_image_resize_helper.class.php on line 16: Undefined array key "height" 
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E_WARNING framework/image/gw_image_resize_helper.class.php on line 16: Undefined array key "height" 
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E_WARNING framework/image/gw_image_resize_helper.class.php on line 82: Undefined array key "width" 
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E_WARNING framework/image/gw_image_resize_helper.class.php on line 82: Undefined array key "width" 
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E_WARNING framework/image/gw_image_resize_helper.class.php on line 83: Undefined array key "height" 
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E_WARNING framework/image/gw_image_resize_helper.class.php on line 83: Undefined array key "height" 
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E_WARNING framework/image/gw_image_manipulation.class.php on line 63: Undefined array key "width" 
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E_WARNING framework/image/gw_image_manipulation.class.php on line 63: Undefined array key "width" 
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E_WARNING framework/image/gw_image_manipulation.class.php on line 64: Undefined array key "height" 
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E_WARNING framework/image/gw_image_manipulation.class.php on line 64: Undefined array key "height" 

Fatal error: Uncaught ValueError: imagecreatetruecolor(): Argument #1 ($width) must be greater than 0 in /var/www/artistdb/framework/image/gw_image_manipulation.class.php:81 Stack trace: #0 /var/www/artistdb/framework/image/gw_image_manipulation.class.php(81): imagecreatetruecolor() #1 /var/www/artistdb/framework/image/gw_image_resize_helper.class.php(99): GW_Image_Manipulation->resize() #2 /var/www/artistdb/framework/image/gw_image_resize_helper.class.php(70): GW_Image_Resize_Helper::resize() #3 /var/www/artistdb/framework/image/gw_image.class.php(173): GW_Image_Resize_Helper::resizeAndCache() #4 /var/www/artistdb/applications/tools/gw_img_tool.class.php(84): GW_Image->resize() #5 /var/www/artistdb/applications/tools/gw_tools_application.class.php(28): GW_Img_Tool->process() #6 /var/www/artistdb/framework/gw.class.php(218): GW_Tools_Application->process() #7 /var/www/artistdb/index.php(9): GW::request() #8 {main} thrown in /var/www/artistdb/framework/image/gw_image_manipulation.class.php on line 81
E_ERROR framework/image/gw_image_manipulation.class.php on line 81: Uncaught ValueError: imagecreatetruecolor(): Argument #1 ($width) must be greater than 0 in /var/www/artistdb/framework/image/gw_image_manipulation.class.php:81
Stack trace:
#0 /var/www/artistdb/framework/image/gw_image_manipulation.class.php(81): imagecreatetruecolor()
#1 /var/www/artistdb/framework/image/gw_image_resize_helper.class.php(99): GW_Image_Manipulation->resize()
#2 /var/www/artistdb/framework/image/gw_image_resize_helper.class.php(70): GW_Image_Resize_Helper::resize()
#3 /var/www/artistdb/framework/image/gw_image.class.php(173): GW_Image_Resize_Helper::resizeAndCache()
#4 /var/www/artistdb/applications/tools/gw_img_tool.class.php(84): GW_Image->resize()
#5 /var/www/artistdb/applications/tools/gw_tools_application.class.php(28): GW_Img_Tool->process()
#6 /var/www/artistdb/framework/gw.class.php(218): GW_Tools_Application->process()
#7 /var/www/artistdb/index.php(9): GW::request()
#8 {main}
  thrown 
not production environment