Closed
Description
Describe the bug
In certain cases, where for example, you database has been corrupted due to a bug, it is possible to create a graph with a graph id of 0. When you go to delete that corrupt graph, you also delete all your Graph Templates.
To Reproduce
Create a graph manually with a id in the graph_local table of 0, then delete it.
Expected behavior
Cacti should remove the local graph id, but not any templates.