Flow price: --
e76c1e3c1660e1544f2e3ca759d5a285e7c126bf14340b7a5ece195675505791

Transaction

Hash: e76c1e3c1660e1544f2e3ca759d5a285e7c126bf14340b7a5ece195675505791
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e76c1e3c1660e1544f2e3ca759d5a285e7c126bf14340b7a5ece195675505791:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e76c1e3c1660e1544f2e3ca759d5a285e7c126bf14340b7a5ece195675505791
Status:
ERROR
Block height:
39757720
Block id:
65f5b7ca94bcc1582f6778bf523f2a58c937d632754ed902901c91a7e7b23054
Timestamp:
Wednesday 26 October 2022 at 16:33:12 UTC
()
Proposer:
Authorizers:
Gas used:
50