some gif files were throwing errors while converting to jpg, converting it to rgb before the jpeg converting solves the problem
some gif files were throwing errors while converting to jpg, converting it to rgb before the jpeg converting solves the problem

voxmedia/thumbor,abaldwin1/thumbor,adeboisanger/thumbor,gselva/thumbor,kkopachev/thumbor,abaldwin1/thumbor,felipemorais/thumbor,gi11es/thumbor,raphaelfruneaux/thumbor,okor/thumbor,adeboisanger/thumbor,MaTriXy/thumbor,felipemorais/thumbor,thumbor/thumbor,2947721120/thumbor,lfalcao/thumbor,camargoanderso/thumbor,fanhero/thumbor,voxmedia/thumbor,jdunaravich/thumbor,jiangzhonghui/thumbor,dhardy92/thumbor,aaxx/thumbor,abaldwin1/thumbor,kkopachev/thumbor,figarocms/thumbor,wking/thumbor,figarocms/thumbor,suwaji/thumbor,Jimdo/thumbor,jdunaravich/thumbor,2947721120/thumbor,okor/thumbor,abaldwin1/thumbor,grevutiu-gabriel/thumbor,scorphus/thumbor,food52/thumbor,food52/thumbor,aaxx/thumbor,Bladrak/thumbor,MaTriXy/thumbor,jdunaravich/thumbor,2947721120/thumbor,dhardy92/thumbor,jiangzhonghui/thumbor,jiangzhonghui/thumbor,jiangzhonghui/thumbor,aaxx/thumbor,davduran/thumbor,lfalcao/thumbor,gselva/thumbor,thumbor/thumbor,Jimdo/thumbor,kkopachev/thumbor,MaTriXy/thumbor,suwaji/thumbor,camargoanderso/thumbor,marcelometal/thumbor,raphaelfruneaux/thumbor,2947721120/thumbor,grevutiu-gabriel/thumbor,voxmedia/thumbor,food52/thumbor,Jimdo/thumbor,MaTriXy/thumbor,adeboisanger/thumbor,thumbor/thumbor,Bladrak/thumbor,dhardy92/thumbor,marcelometal/thumbor,gselva/thumbor,fanhero/thumbor,scorphus/thumbor,davduran/thumbor,BetterCollective/thumbor,adeboisanger/thumbor,grevutiu-gabriel/thumbor,raphaelfruneaux/thumbor,figarocms/thumbor,gselva/thumbor,suwaji/thumbor,Jimdo/thumbor,thumbor/thumbor,camargoanderso/thumbor,raphaelfruneaux/thumbor,wking/thumbor,gi11es/thumbor,food52/thumbor,okor/thumbor,figarocms/thumbor,scorphus/thumbor,felipemorais/thumbor,davduran/thumbor,grevutiu-gabriel/thumbor,lfalcao/thumbor,aaxx/thumbor,marcelometal/thumbor,felipemorais/thumbor,jdunaravich/thumbor,lfalcao/thumbor,fanhero/thumbor,scorphus/thumbor,davduran/thumbor,wking/thumbor,BetterCollective/thumbor,fanhero/thumbor,BetterCollective/thumbor,wking/thumbor,camargoanderso/thumbor,gi11es/thumbor,kkopachev/thumbor,suwaji/thumbor