Flow price: --
e235a7dfa4b077b8f55c15ad15c6a6f85f72d1981d44ec4ef5139bd477bafddd

Transaction

Hash: e235a7dfa4b077b8f55c15ad15c6a6f85f72d1981d44ec4ef5139bd477bafddd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e235a7dfa4b077b8f55c15ad15c6a6f85f72d1981d44ec4ef5139bd477bafddd: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:
e235a7dfa4b077b8f55c15ad15c6a6f85f72d1981d44ec4ef5139bd477bafddd
Status:
ERROR
Block height:
40170322
Block id:
c1a421586afdff007528de969735a8638985b8b9a1fb87edf234bb1a280db1eb
Timestamp:
Wednesday 2 November 2022 at 14:28:19 UTC
()
Proposer:
Authorizers:
Gas used:
47