The tag list field was preparing a value for import as an array, then passing it to preg_split which expects a string.
The tag list field was preparing a value for import as an array, then passing it to preg_split which expects a string.

BloodBrother/symphony-2,symphonycms/symphony-2,avanteweb/symphony-2,mazedigital/jcilearn,jonmifsud/symphony-2,blaXXabla/projet_test_symphony,DeuxHuitHuit/symphony-2,DavidForster/symphony-2,johnpuddephatt/symphony-2,blaXXabla/projet_test_symphony,twiro/symphony-2,DeuxHuitHuit/symphony-2,johnpuddephatt/symphony-2,symphonycms/symphony-2,jurajkapsz/symphony-2,roshinebagha/Symphony-Test,jurajkapsz/symphony-2,DavidForster/symphony-2,mazedigital/jcilearn,bauhouse/sym-todo-list,NikoMostWanted/symphony-2,michael-e/symphony-2,alexnantel88/symphony-2,twiro/symphony-2,BloodBrother/symphony-2,bauhouse/sym-todo-list,jonmifsud/symphony-2,jensscherbl/symphony,brendo/symphony-2,jensscherbl/symphony,ljonka/symphony-2,NikoMostWanted/symphony-2,brendo/symphony-2,avanteweb/symphony-2,michael-e/symphony-2,roshinebagha/Symphony-Test,ljonka/symphony-2,alexnantel88/symphony-2,mazedigital/jcilearn