Flow price: --
1ee46688a72dfa974311c1032b5bbbbc2892766b484d094cea1f605a9b1dd283

Transaction

Hash: 1ee46688a72dfa974311c1032b5bbbbc2892766b484d094cea1f605a9b1dd283
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1ee46688a72dfa974311c1032b5bbbbc2892766b484d094cea1f605a9b1dd283:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1ee46688a72dfa974311c1032b5bbbbc2892766b484d094cea1f605a9b1dd283
Status:
ERROR
Block height:
40055614
Block id:
ba558305279e02c1116fa064a952dccc8a416a17c46a48b3066dfe5607d045d9
Timestamp:
Monday 31 October 2022 at 16:02:43 UTC
()
Proposer:
Authorizers:
Gas used:
50