Flow price: --
944023cfefe552f324fa36427ede4e7434a27f69f30bad42909975d3a5b9f1ff

Transaction

Hash: 944023cfefe552f324fa36427ede4e7434a27f69f30bad42909975d3a5b9f1ff
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 944023cfefe552f324fa36427ede4e7434a27f69f30bad42909975d3a5b9f1ff: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:
944023cfefe552f324fa36427ede4e7434a27f69f30bad42909975d3a5b9f1ff
Status:
ERROR
Block height:
39895184
Block id:
4ae892084a040b65a280a60034d487f5457a05ca7ff734ff6723a500bba315b1
Timestamp:
Friday 28 October 2022 at 23:50:56 UTC
()
Proposer:
Authorizers:
Gas used:
47