Flow price: --
e38b80f5bf7250b071f170209414fb3bd02c9811f2da5a910931e704fc9b3a19

Transaction

Hash: e38b80f5bf7250b071f170209414fb3bd02c9811f2da5a910931e704fc9b3a19
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e38b80f5bf7250b071f170209414fb3bd02c9811f2da5a910931e704fc9b3a19:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e38b80f5bf7250b071f170209414fb3bd02c9811f2da5a910931e704fc9b3a19
Status:
ERROR
Block height:
39879978
Block id:
0336e2befea70b8f7d23001784873822cbe9994c5801a283f134b352c0d7e4c1
Timestamp:
Friday 28 October 2022 at 17:48:57 UTC
()
Proposer:
Authorizers:
Gas used:
50