Flow price: --
7dcd165d5b5b45f7139c0e12280bd8a8a2c43b46db6beafbcaf5f9dadc05ba25

Transaction

Hash: 7dcd165d5b5b45f7139c0e12280bd8a8a2c43b46db6beafbcaf5f9dadc05ba25
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7dcd165d5b5b45f7139c0e12280bd8a8a2c43b46db6beafbcaf5f9dadc05ba25:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7dcd165d5b5b45f7139c0e12280bd8a8a2c43b46db6beafbcaf5f9dadc05ba25
Status:
ERROR
Block height:
40156348
Block id:
5ed81cd9aa4c4db914add669de11d9716ed57265cf6f2024bd8c246994a2778e
Timestamp:
Wednesday 2 November 2022 at 08:49:38 UTC
()
Proposer:
Authorizers:
Gas used:
46