Flow price: --
a445f194c56fb2545f478cf5d429953e49f20449736c1ea6d5c9811bf1421b74

Transaction

Hash: a445f194c56fb2545f478cf5d429953e49f20449736c1ea6d5c9811bf1421b74
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a445f194c56fb2545f478cf5d429953e49f20449736c1ea6d5c9811bf1421b74:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a445f194c56fb2545f478cf5d429953e49f20449736c1ea6d5c9811bf1421b74
Status:
ERROR
Block height:
40084720
Block id:
ad80286aa99c6f4d2d86f6dd4d16895a827db72f56078edbacf02b1f8dff67e0
Timestamp:
Tuesday 1 November 2022 at 03:42:18 UTC
()
Proposer:
Authorizers:
Gas used:
47