Flow price: --
25a5d935e24bd7504d47f7f95b12bdad797eb6ec6d6d2be60de7fce89e7c6ce2

Transaction

Hash: 25a5d935e24bd7504d47f7f95b12bdad797eb6ec6d6d2be60de7fce89e7c6ce2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 25a5d935e24bd7504d47f7f95b12bdad797eb6ec6d6d2be60de7fce89e7c6ce2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
25a5d935e24bd7504d47f7f95b12bdad797eb6ec6d6d2be60de7fce89e7c6ce2
Status:
ERROR
Block height:
39850707
Block id:
c3a0aacc987075da9f3e558485136f47700e4a5b5db074395844f5c9b4f3a8be
Timestamp:
Friday 28 October 2022 at 06:02:41 UTC
()
Proposer:
Authorizers:
Gas used:
50