Flow price: --
3723d193155419127dfc3d2cec6d5c4218414413fe80310d187d2fe11bdc9329

Transaction

Hash: 3723d193155419127dfc3d2cec6d5c4218414413fe80310d187d2fe11bdc9329
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3723d193155419127dfc3d2cec6d5c4218414413fe80310d187d2fe11bdc9329:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3723d193155419127dfc3d2cec6d5c4218414413fe80310d187d2fe11bdc9329
Status:
ERROR
Block height:
40047743
Block id:
2a343e96d294a67a8b741695ea2884bb82d14a62cfbcad03c572a65b1335a89e
Timestamp:
Monday 31 October 2022 at 12:51:32 UTC
()
Proposer:
Authorizers:
Gas used:
47