Flow price: --
22de05d7651ec136420fed821d8cf0727066d620e81ef67ec9fbef8e567609b7

Transaction

Hash: 22de05d7651ec136420fed821d8cf0727066d620e81ef67ec9fbef8e567609b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 22de05d7651ec136420fed821d8cf0727066d620e81ef67ec9fbef8e567609b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
22de05d7651ec136420fed821d8cf0727066d620e81ef67ec9fbef8e567609b7
Status:
ERROR
Block height:
39931806
Block id:
a441a92264c4e5b8a210bcfe6292a8fd4ca9554978c2a021fd76bdf2335d98d8
Timestamp:
Saturday 29 October 2022 at 14:32:59 UTC
()
Proposer:
Authorizers:
Gas used:
47