Flow price: --
887a1bd5ef27372c57c374cc3b04e82b53937786c01687ceff7e59f771ade5e3

Transaction

Hash: 887a1bd5ef27372c57c374cc3b04e82b53937786c01687ceff7e59f771ade5e3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 887a1bd5ef27372c57c374cc3b04e82b53937786c01687ceff7e59f771ade5e3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
887a1bd5ef27372c57c374cc3b04e82b53937786c01687ceff7e59f771ade5e3
Status:
ERROR
Block height:
39779599
Block id:
f34df07f48a97d8af43cb1cf23b1f1332c6abecb4e44b63120733f934419ba7a
Timestamp:
Thursday 27 October 2022 at 01:22:03 UTC
()
Proposer:
Authorizers:
Gas used:
50