Flow price: --
1ed5a720e72ad83aa8750f3feec2f5b4302ebd5a9b6682927c9b4c8eea85e98c

Transaction

Hash: 1ed5a720e72ad83aa8750f3feec2f5b4302ebd5a9b6682927c9b4c8eea85e98c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1ed5a720e72ad83aa8750f3feec2f5b4302ebd5a9b6682927c9b4c8eea85e98c:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1ed5a720e72ad83aa8750f3feec2f5b4302ebd5a9b6682927c9b4c8eea85e98c
Status:
ERROR
Block height:
40156533
Block id:
57904fb9f706bc9be07dfe46ec5b6a3b0312a30dd5d58fee15b0e65d6e86beed
Timestamp:
Wednesday 2 November 2022 at 08:54:20 UTC
()
Proposer:
Authorizers:
Gas used:
46