Flow price: --
491844274f542d161ceb1fe2897aacce0cc7a83f0ff32128dd9a1823ddab1692

Transaction

Hash: 491844274f542d161ceb1fe2897aacce0cc7a83f0ff32128dd9a1823ddab1692
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 491844274f542d161ceb1fe2897aacce0cc7a83f0ff32128dd9a1823ddab1692:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
491844274f542d161ceb1fe2897aacce0cc7a83f0ff32128dd9a1823ddab1692
Status:
ERROR
Block height:
39976942
Block id:
3f1d3b9aed2abf60d9d3f0da7a102facea1323d05582be7d73e04adf01e75dc2
Timestamp:
Sunday 30 October 2022 at 08:32:27 UTC
()
Proposer:
Authorizers:
Gas used:
46