Flow price: --
20d64a2bcc29305aff32d515b6333e301bde7cd1671a747df226f3b0abe2be3c

Transaction

Hash: 20d64a2bcc29305aff32d515b6333e301bde7cd1671a747df226f3b0abe2be3c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 20d64a2bcc29305aff32d515b6333e301bde7cd1671a747df226f3b0abe2be3c: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:
20d64a2bcc29305aff32d515b6333e301bde7cd1671a747df226f3b0abe2be3c
Status:
ERROR
Block height:
40120576
Block id:
42dc047b625ac1cb6bb16bacca9e1ec401156a5eee231736969d57683e318827
Timestamp:
Tuesday 1 November 2022 at 18:15:13 UTC
()
Proposer:
Authorizers:
Gas used:
50