Flow price: --
5eb7a39f05cac1fec44da4d43c58e8a7470cf897600d813e74705016d048cde9

Transaction

Hash: 5eb7a39f05cac1fec44da4d43c58e8a7470cf897600d813e74705016d048cde9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5eb7a39f05cac1fec44da4d43c58e8a7470cf897600d813e74705016d048cde9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5eb7a39f05cac1fec44da4d43c58e8a7470cf897600d813e74705016d048cde9
Status:
ERROR
Block height:
39739405
Block id:
0d22fc374eb3f9e47be80aac21b9705e0609642b58464e88e773e21d12099948
Timestamp:
Wednesday 26 October 2022 at 09:10:39 UTC
()
Proposer:
Authorizers:
Gas used:
46