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TmfGraph_FromNotInGraph=The 'from' vertex is not in the graph
-TmfVertex_ArgumentTimestampLower=Next node timestamps must be greater or equal to current timestamps
\ No newline at end of file
+TmfVertex_ArgumentTimestampLower=Next node timestamps must be greater or equal to current timestamps
+TmfVertex_CannotLinkToSelf=Cannot link to self