Flow price: --
422bdfa26fa286a9ecdba70175bafd150a231d6a14e99dac334ed2b80170b1c5

Transaction

Hash: 422bdfa26fa286a9ecdba70175bafd150a231d6a14e99dac334ed2b80170b1c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 422bdfa26fa286a9ecdba70175bafd150a231d6a14e99dac334ed2b80170b1c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
422bdfa26fa286a9ecdba70175bafd150a231d6a14e99dac334ed2b80170b1c5
Status:
ERROR
Block height:
39792710
Block id:
b8950d45bb9da0d6387b3f5aabb36664cc7bff21ac5bff6fc0bf3faa7a6db5fd
Timestamp:
Thursday 27 October 2022 at 06:38:40 UTC
()
Proposer:
Authorizers:
Gas used:
47