This is the error in which I have received:

Blueprint Runtime Error: Accessed None trying to read property CallFunc_Create_ReturnValue from function: 'ExecuteUbergraph_Main_Level' from node: Remove from Parent in graph: EventGraph in object: Main_Level with description: Accessed None trying to read property CallFunc_Create_ReturnValue

Some how my newspaper interaction and my door system seem to overlap but I'm not exactly sure where.

Here is my newspaper reading script:
http://prntscr.com/jbojm2
http://prntscr.com/jbok26

Here is my door script:
http://prntscr.com/jbok8l