Flow price: --
922a090fe7f40a096981c2963ac89264ea2a6314892ca7b7829a1ad699cd93f5

Transaction

Hash: 922a090fe7f40a096981c2963ac89264ea2a6314892ca7b7829a1ad699cd93f5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 922a090fe7f40a096981c2963ac89264ea2a6314892ca7b7829a1ad699cd93f5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
922a090fe7f40a096981c2963ac89264ea2a6314892ca7b7829a1ad699cd93f5
Status:
ERROR
Block height:
39945037
Block id:
8f5fad725abef3ce2a218e3c9b0a6f54e55ec7246ae562a9f6e99e5cd7b6df38
Timestamp:
Saturday 29 October 2022 at 19:52:22 UTC
()
Proposer:
Authorizers:
Gas used:
46