Flow price: --
16bc31453c0d39a50819f7fe51b410f75ae994f5f1897d92195e89aa75c92592

Transaction

Hash: 16bc31453c0d39a50819f7fe51b410f75ae994f5f1897d92195e89aa75c92592
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 16bc31453c0d39a50819f7fe51b410f75ae994f5f1897d92195e89aa75c92592:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
16bc31453c0d39a50819f7fe51b410f75ae994f5f1897d92195e89aa75c92592
Status:
ERROR
Block height:
39739860
Block id:
a71f1aa2859d9116089f17a9ce1ebcdae8765450e303df7bbe4dbe5158949576
Timestamp:
Wednesday 26 October 2022 at 09:22:00 UTC
()
Proposer:
Authorizers:
Gas used:
50