Flow price: --
b159efeb52040ce1b12ea5d9b232ef49617c2cf3a428369faa059626631f084b

Transaction

Hash: b159efeb52040ce1b12ea5d9b232ef49617c2cf3a428369faa059626631f084b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b159efeb52040ce1b12ea5d9b232ef49617c2cf3a428369faa059626631f084b: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:
b159efeb52040ce1b12ea5d9b232ef49617c2cf3a428369faa059626631f084b
Status:
ERROR
Block height:
39812026
Block id:
c827628197844bb7b74a70cbfd04be387ea83ed9e0faed11264a237c075dcb70
Timestamp:
Thursday 27 October 2022 at 14:26:53 UTC
()
Proposer:
Authorizers:
Gas used:
46